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Korea Photonics Technology Institute patents


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

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "K" | Korea Photonics Technology Institute-related inventors


Nitride semiconductor light-emitting device, and method for manufacturing same

A nitride semiconductor light-emitting device and a method for manufacturing same for improving the electrostatic discharge (esd) characteristics of the nitride semiconductor light-emitting device. The light-emitting device includes an active layer formed flat using a low conductivity material, on a first conductive semiconductor layer having a v-pit structure on the upper surface thereof, and a second conductive semiconductor layer, or has a v-pit structure on a junction surface between a second conductive semiconductor layer and an active layer formed flat using a low conductivity material on a first conductive semiconductor layer having a v-pit structure on the upper surface thereof. ... Korea Photonics Technology Institute

Three-dimensional oral cavity scan device using piezoelectric element based pattern module and variable focus lens

The present invention relates to a three-dimensional oral cavity scan device for a digital impression that obtains a three-dimensional image by processing a two-dimensional image acquired by photographing a three-dimensional subject in an oral cavity. The device includes: a pattern mask converting parallel light incident thereto into structured light; a piezoelectric plate where a mechanical vibration is generated on a surface thereof by an ac voltage applied thereto; and a power supply unit applying the ac voltage to the piezoelectric plate, wherein the piezoelectric plate moves the pattern mask in a longitudinal direction of the piezoelectric plate by using the mechanical vibration. ... Korea Photonics Technology Institute

Optical transmission and reception connector system

An optical transmission and reception connector system includes a cable that has a plug section formed at both ends thereof so as to relay and transmit light and an interfacing module that is mounted on an electronic apparatus and that includes an insertion space into which the plug section is detachably inserted. The cable is provided with a first relay optical path and a second relay optical path. ... Korea Photonics Technology Institute

3d display system

A unit light source module configured as a 3d display system includes a light emitting unit including a plurality of point light sources corresponding to a number of viewpoints and a light collecting unit disposed a predetermined distance apart from the light emitting unit and collecting and outputting the light source outputted from the plurality of point light sources.. . ... Korea Photonics Technology Institute








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This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. Freshpatents.com is not affiliated or associated with Korea Photonics Technology Institute in any way and there may be associated servicemarks. This data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Korea Photonics Technology Institute with additional patents listed. Browse our Agent directory for other possible listings. Page by FreshPatents.com

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