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Danmarks Tekniske Universitet
Danmarks Tekniske Universitet Dtu
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Danmarks Tekniske Universitet technical Universit Y Of Denmark
Danmarks Tekniske Universitet_20100107

Danmarks Tekniske Universitet patents


Recent patent applications related to Danmarks Tekniske Universitet. Danmarks Tekniske Universitet is listed as an Agent/Assignee. Note: Danmarks Tekniske Universitet may have other listings under different names/spellings. We're not affiliated with Danmarks Tekniske Universitet, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "D" | Danmarks Tekniske Universitet-related inventors


 new patent  Enzyme activity assay system and devices

The invention relates to an enzyme activity device suitably for determination of biopolymer enzyme degrading activity in a liquid sample, said enzyme activity device comprising a biopolymer substrate and a solid support structure supporting said biopolymer substrate wherein said biopolymer substrate comprises a dyed and water insoluble xerogel comprising a network of cross-linked biopolymers. The invention also relates to an enzyme activity assay and a method of determining enzyme activity of a sample.. ... Danmarks Tekniske Universitet

Medical preparation container comprising microwave powered sensor assembly

The present invention relates to a medical preparation container which includes a microwave power sensor assembly. The microwave powered sensor assembly includes a sensor configured to measure a physical property or chemical property of a medical preparation during its heating in a microwave oven. ... Danmarks Tekniske Universitet

Microwave powered sensor assembly for microwave ovens

The present invention relates to a microwave powered sensor assembly for microwave ovens. The microwave powered sensor assembly includes a microwave antenna to generate an rf antenna signal in response to microwave radiation at a predetermined excitation frequency. ... Danmarks Tekniske Universitet

Methods for producing diterpenes

The present invention discloses that by combining different di tps enzymes of class i and class ii different diterpenes may be produced including diterpenes not identified in nature. Surprisingly it is revealed that a di tps enzyme of class i of one species may be combined with a di tps enzyme of class ii from a different species, resulting in a high diversity of diterpenes, which can be produced.. ... Danmarks Tekniske Universitet

Novel laccase from ganoderma lucidum capable of enhancing enzymatic degradation of lignocellulolytic biomass

The invention addresses the need for enzymes that can enhance the yield of fermentable sugar from the hydrolysis of lignocellulose biomass, for example sugar cane bagasse, barley straw and wheat straw, such that the use of this biomass can become economically viable. The invention provides methods for the hydrolysis of biomass using a laccase derived from ganoderma lucidum. ... Danmarks Tekniske Universitet

Method for the production of l-serine using genetically engineered microorganisms deficient in serine degradation pathways

The present invention generally relates to the microbiological industry, and specifically to the production of l-serine using genetically modified bacteria. The present invention provides genetically modified microorganisms, such as bacteria, wherein the expression of genes encoding for enzymes involved in the degradation of l-serine is attenuated, such as by inactivation, which makes them particularly suitable for the production of l-serine at higher yield. ... Danmarks Tekniske Universitet

Genetically modified microorganisms having improved tolerance towards l-serine

The present invention generally relates to the microbiological industry, and specifically to the production of l-serine or l-serine derivatives using genetically modified bacteria. The present invention provides genetically modified microorganisms, such as bacteria, wherein the expression of genes encoding for enzymes involved in the degradation of l-serine is attenuated, such as by inactivation, which makes them particularly suitable for the production of l-serine at higher yield. ... Danmarks Tekniske Universitet

Two-cassette reporter system for assessing target gene translation and target gene product inclusion body formation

The present invention relates to a dual cassette reporter system capable of assessing target gene translation and target gene product folding. The present invention further relates to vectors and host cells comprising the dual cassette reporter system. ... Danmarks Tekniske Universitet

Dielectric electroactive polymer comprising an elastomeric film in the form of a gel

Use of an elastomeric film in the form of a gel, wherein said gel is a non-conductive hydrogel or organogel, as a dielectric electroactive polymer.. . ... Danmarks Tekniske Universitet

Micro-organism for the production of stereo-specific s, s-2,3-butanediol

The invention relates to a genetically modified lactic acid bacterium capable of producing (s,s)-2,3-butanediol stereo specifically from glucose under aerobic conditions. Additionally the invention relates to a method for producing (s,s)-2,3-butanediol and l-acetoin using the genetically modified lactic acid bacterium, under aerobic conditions in the presence of a source of iron-containing porphyrin or a source of metal ions (fe3+/fe2+). ... Danmarks Tekniske Universitet

Method for identification of tissue or organ localization of a tumour

The invention relates to a method for predicting the localization of a primary tumour, wherein said method comprises the use of genomic profile data, and wherein the method is capable of predicting the type of cancer by a classification score ranking among a variety of the possible tumour types.. . ... Danmarks Tekniske Universitet

Device for extracting volatile species from a liquid

The invention relates to a device (10) for extracting volatile species from a liquid (20) connected to an inlet of an analysis instrument, such as a mass spectrometer (ms). The device has a chamber (4), a membrane (5) forming a barrier for the liquid at zero differential pressure between the inside and the outside of the chamber, and allowing passage of the volatile species at zero differential pressure between the inside and the outside of the chamber. ... Danmarks Tekniske Universitet

A reinforcement system and a method of reinforcing a structure with a tendon

A reinforcement system for anchoring tendons for structural reinforcing a structure such as a concrete structure, said reinforcement system comprises at least one anchor and at least one tendon, said anchor is adapted to fix said tendon in and/or outside said structure, wherein said reinforcement system comprises a ductility element, which is positioned in structural connection between said tendon and said anchor, said ductility element comprising weakened deformation zones being deformable so that the length of the ductility is increased or decreased in an axial direction along the length of said tendon.. . ... Danmarks Tekniske Universitet

Self-oscillating resonant power converter

The present invention relates to resonant power converters and inverters comprising a self-oscillating feedback loop coupled from a switch output to a control input of a switching network comprising one or more semiconductor switches. The self-oscillating feedback loop sets a switching frequency of the power converter and comprises a first intrinsic switch capacitance coupled between a switch output and a control input of the switching network and a first inductor. ... Danmarks Tekniske Universitet

09/21/17 / #the present invention relates in a first aspect to a method of determining a psychoacoustical threshold curve by selectively varying a first parameter and a second parameter of an auditory stimulus signal applied to a test subject/listener. the methodology comprises steps of determining a two-dimensional boundary region surrounding an a priori estimated placement of the psychoacoustical threshold curve to form a predetermined two-dimensional response space comprising a positive response region at a first side of the a priori estimated psychoacoustical threshold curve and a negative response region at a second and opposite side of the a priori estimated psychoacoustical threshold curve.

Danmarks Tekniske Universitet

. . ... Danmarks Tekniske Universitet

09/21/17 / #20170269021

Graphene-polymer-enzyme hybrid nanomaterials for biosensors

The invention relates to a general chemical method for the synthesis of biocompatible hybrid nanomaterials which can be used in the development of new-type enzyme based biosensors. A one-step facile method is presented, in which polyethylenimine (pei) serves as both a reducing agent for the reduction of graphene oxide (go) into reduced graphene oxide (rgo) and a biological matrix for accommodation of enzymes.. ... Danmarks Tekniske Universitet

09/21/17 / #20170269002

A surface refractive index scanning system and method

The invention relates to a surface refractive index scanning system for characterization of a sample. The system comprises a grating device for holding or receiving the sample, the device comprising at least a first grating region having a first grating width along a transverse direction, and a second grating region having a second grating width in the transverse direction. ... Danmarks Tekniske Universitet

08/31/17 / #20170247273

System and method to control h2o2 level in advanced oxidation processes

The present invention relates to a bio-electrochemical system (bes) and a method of in-situ production and removal of h2o2 using such a bio-electrochemical system (bes). Further, the invention relates to a method for in-situ control of h 2o2 content in an aqueous system of advanced oxidation processes (aops) involving in-situ generation of hydroxyl radical (oh) by using such a bio-electrochemical system (bes) and to a method for treatment of wastewater and water disinfection. ... Danmarks Tekniske Universitet

08/10/17 / #20170226543

Biological processes for the production of aryl sulfates

The present invention generally relates to the field of biotechnology as it applies to the production of aryl sulfates using polypeptides or recombinant cells comprising said polypeptides. More particularly, the present invention pertains to polypeptides having aryl sulfotransferase activity, recombinant host cells expressing same and processes for the production of aryl sulfates employing these polypeptides or recombinant host cells.. ... Danmarks Tekniske Universitet

08/03/17 / #20170217872

Method for the preparation of intermediates for carboxy-fluoresceins and novel carboxy-fluorescein

The invention provides a method for the preparation of regioisomerically pure intermediates which are useful for the preparation of carboxy-fluorescein-type compounds. Such compounds have broad applications within bio-conjugation and/or fluorescent imaging.. ... Danmarks Tekniske Universitet

07/27/17 / #20170212071

Working electrode holder and electrochemical cell

The present disclosure relates to a holder for a test object, more specifically to a holder for measuring electrochemical properties of the test object. One embodiment relates to a working electrode holder for measuring electrochemical properties of a front surface of a test object in a liquid, comprising: a housing comprising a bottom surface and a sidewall, the sidewall defining a first opening such that the test object can be placed inside the housing via the first opening and such that the front surface is facing the inner bottom surface; one or more electrically conductive pin(s) fixed to the bottom surface inside the housing such that the front surface of the test object is able to be placed on the pin(s), thereby providing an electrically contacted front surface, such that the electrically contacted front surface is able to operate as the working electrode; a second opening located in the bottom surface and configured for passage of said liquid, such that liquid is able to pass onto the electrically contacted front surface. ... Danmarks Tekniske Universitet

06/29/17 / #20170183693

A process for producing a fermentation product from a lignocellulose-containing material

The present invention relates to the production of hydrolyzates from a lignocellulose-containing material, and to fermentation of the hydrolyzates. More specifically, the present invention relates to the detoxification of phenolic inhibitors and toxins formed during the processing of lignocellulose-containing material by enzymatically sulfating the phenolic inhibitors and toxins using aryl sulfotranseferases.. ... Danmarks Tekniske Universitet

06/22/17 / #20170173523

Co2 sorption by supported amino acid ionic liquids

The present invention concerns the absorption and desorption behaviour of carbon dioxide (co2) using ionic liquids derived from amino acids adsorbed on porous carrier materials.. . ... Danmarks Tekniske Universitet

06/15/17 / #20170168168

X-ray and gamma-ray radiation detector

Disclosed is a semiconductor radiation detector for detecting x-ray and/or gamma-ray radiation. The detector comprises a converter element for converting incident x-ray and gamma-ray photons into electron-hole pairs, at least one cathode, a plurality of detector electrodes arranged with a pitch (p) along a first axis, a plurality of drift electrodes, a readout circuitry being configured to read out signals from the plurality of detector electrodes; and a processing unit connected to the readout circuitry and being configured to detect an event in the converter element. ... Danmarks Tekniske Universitet

06/15/17 / #20170166936

Processes for the production of hydroxycinnamic acids using polypeptides having tyrosine ammonia lyase activity

The present invention generally relates to the field of biotechnology as it applies to the production of hydroxycinnamic acids using polypeptides having tyrosine ammonia lyase activity. More particularly, the present invention pertains to polypeptides having tyrosine ammonia lyase activity and high substrate specificity towards tyrosine, which makes them particularly suitable in the production of p-coumaric acid and other hydroxycinnamic acids. ... Danmarks Tekniske Universitet

06/08/17 / #20170157593

Use of catalysts, method and apparatus for selective oxidation of ammonia in a gas containing hydrogen

The invention contributes to a cost effective way to solve the problem of trace ammonia removal from a hydrogen and nitrogen containing gas. The set of catalysts of the invention selectively oxidised ammonia in ppm concentration even in gas mixtures containing hydrogen gas in concentrations of three orders of magnitude higher than the concentration of ammonia.. ... Danmarks Tekniske Universitet

05/18/17 / #20170138830

Scanning rheometer

The present disclosure relates to a filament stretching rheometer for measuring rheological and/or mechanical properties of a sample, comprising: a pair of opposed surfaces for holding the sample therebetween; an actuator configured to provide a controlled axial displacement of at least one of said opposed surfaces; and a sample scanning unit for measuring a diameter of said sample, the sample scanning unit configured for measuring said sample diameter at an axial position controlled independently of the dis placement of the opposed surfaces, the sample scanning unit configured for being positioned at a starting point before said controlled axial displacement, wherein the starting point is selected from a position where a minimum diameter of the said sample is determined by said sample scanning unit.. . ... Danmarks Tekniske Universitet

05/18/17 / #20170136431

Rotor for a pyrolysis centrifuge reactor

The present invention relates to a rotor for a pyrolysis centrifuge reactor, said rotor comprising a rotor body having a longitudinal centre axis, and at least one pivotally mounted blade being adapted to pivot around a pivot axis under rotation of the rotor body around the longitudinal centre axis. Moreover, the present invention relates to a pyrolysis centrifuge reactor applying such a rotor.. ... Danmarks Tekniske Universitet

03/30/17 / #20170088589

Statin resistance and export

The present invention relates e.g. To methods of producing statins in transgenic, non-filamentous microorganisms such as saccharomyces cerevisiae. ... Danmarks Tekniske Universitet

03/23/17 / #20170085189

A resonant dc-dc power converter assembly

The present invention relates to a resonant dc-dc power converter assembly comprising a first resonant dc-dc power converter and a second resonant dc-dc power converter having identical circuit topologies. A first inductor of the first resonant dc-dc power converter and a second inductor of the second resonant dc-dc power converter are configured for magnetically coupling the first and second resonant dc-dc power converters to each other to forcing substantially 180 degrees phase shift, or forcing substantially 0 degree phase shift, between corresponding resonant voltage waveforms of the first and second resonant dc-dc power converters. ... Danmarks Tekniske Universitet

02/09/17 / #20170036197

General method to incorporate metal nanoparticles in zeolites and zeotypes

Disclosed herein is a method for producing a zeolite, zeolite-like or zeotype structure with selective formation of metal, metal oxide or metal sulphide nanoparticles and/or clusters inside the zeolite, zeolite-like or zeotype structure.. . ... Danmarks Tekniske Universitet

02/02/17 / #20170033534

Vcsel structure

The invention relates to a vcsel structure based on a novel grating reflector. The grating reflector (1) comprises a grating layer (20) with a contiguous core grating region having a grating structure, wherein an index of refraction of high-index sections (21) of the grating structure is at least 2.5, and wherein an index of refraction of low-index sections (22) of the grating structure is less than 2. ... Danmarks Tekniske Universitet

01/26/17 / #20170025853

ThÉvenin equivalent based static contingency assessment

The present invention relates to a method for static security assessment of a power system and a real time static security assessment system for assessing a power system, the power system having a plurality of generators, the plurality of generators being represented in the network by a plurality of voltage controlled nodes, wherein the method for static security assessment of the power system comprises receiving information of a present state of the power system, determining a thevenin equivalent for each voltage controlled node, determining for each voltage controlled node on basis of the determined present state of the power system and determining a first representation of the network based on the determined thevenin equivalents, determining a modified representation of the network, wherein the modified representation is a representation of the network having at least one contingency, wherein at least one thevenin equivalent of at least one voltage controlled node is modified due to the at least one contingency, the modified network representation being determined on the basis of the modified thevenin equivalents, calculating voltage angles of the modified thevenin equivalents, and evaluating the voltage angles to determine whether the network having at least one contingency admit a steady state. Also a method of providing information on a real time static security assessment of a power system is disclosed.. ... Danmarks Tekniske Universitet

01/05/17 / #20170001177

Catalyst for ammonia oxidation

The present invention relates to a bimetallic catalyst for ammonia oxidation, a method for producing a bimetallic catalyst for ammonia oxidation and a method for tuning the catalytic activity of a transition metal. By depositing an overlayer of less catalytic active metal onto a more catalytic active metal, the total catalytic activity is enhanced.. ... Danmarks Tekniske Universitet








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