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Nr Engineering Co Ltd patents

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

ARCHIVE: New 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "N" | Nr Engineering Co Ltd-related inventors




Date Nr Engineering Co Ltd patents (updated weekly) - BOOKMARK this page
09/28/17A resistor, a heat dissipater and a combinatory device of resistor and heat dissipater
08/10/17A starting method and stopping a static synchronous series compensator
07/20/17Method for incorporating non-operating station into operating system in multi-terminal flexible dc transmission system
05/11/17Apparatus for breaking line bidirectional current and control method thereof
03/09/17Voltage-source multi-level converter, dc power transmission system, and fault processing
02/16/17Direct-current power transmission protection device, converter and protection method
02/09/17Method for charging modular multilevel converter
10/20/16Coordination control multi-terminal vsc-hvdc transmission system
08/04/16Direct current (dc) voltage control method and apparatus
05/05/16Sub-module, protection unit, converter, and control method thereof
04/28/16Current source converter differential protection method and relay protection device
12/24/15Apparatus for limiting current of line or breaking current, and control method thereof
09/10/15Frequency-conversion differential protection output transformer of static frequency converter system







ARCHIVE: New 2017 2016 2015 2014 2013 2012 2011 2010 2009



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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 Nr Engineering Co Ltd 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 Nr Engineering Co Ltd with additional patents listed. Browse our Agent directory for other possible listings. Page by FreshPatents.com

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