List of Northern Power Systems patents

Patents where

Current Assignee

Name

Northern Power Systems

Name	Description	Patent Applicant	Current Assignee	Patent Jurisdiction	Patent Number	Date of Patent
‌ US Patent 7145266 Parallel-connected inverters with separate controllers having impedance current regulators	Patent 7145266 was granted and assigned to Northern Power Systems on December, 2006 by the United States Patent and Trademark Office.		Northern Power Systems	United States Patent and Trademark Office	7145266	December 5, 2006
‌ US Patent 8212412 Energy storage connection system	Patent 8212412 was granted and assigned to Northern Power Systems on July, 2012 by the United States Patent and Trademark Office.		Northern Power Systems	United States Patent and Trademark Office	8212412	July 3, 2012
‌ US Patent 7431567 Wind turbine having a direct-drive drivetrain	Patent 7431567 was granted and assigned to Northern Power Systems on October, 2008 by the United States Patent and Trademark Office.		Northern Power Systems	United States Patent and Trademark Office	7431567	October 7, 2008
‌ US Patent 10224831 Control systems, methods, and software for keeping power converters within operating limits during disturbances	Patent 10224831 was granted and assigned to Northern Power Systems on March, 2019 by the United States Patent and Trademark Office.	Northern Power Systems	Northern Power Systems	United States Patent and Trademark Office	10224831	March 5, 2019
‌ US Patent 9359994 Module-handling tool for installing/removing modules into/from an electromagnetic rotary machine having a modularized active portion	Patent 9359994 was granted and assigned to Northern Power Systems on June, 2016 by the United States Patent and Trademark Office.		Northern Power Systems	United States Patent and Trademark Office	9359994	June 7, 2016
‌ US Patent 7462955 Electrical power distribution system and method thereof	Patent 7462955 was granted and assigned to Northern Power Systems on December, 2008 by the United States Patent and Trademark Office.		Northern Power Systems	United States Patent and Trademark Office	7462955	December 9, 2008
‌ US Patent 7355309 Permanent magnet rotor for a direct drive generator or a low speed motor	Patent 7355309 was granted and assigned to Northern Power Systems on April, 2008 by the United States Patent and Trademark Office.		Northern Power Systems	United States Patent and Trademark Office	7355309	April 8, 2008
‌ US Patent 7489046 Water turbine system and method of operation	Patent 7489046 was granted and assigned to Northern Power Systems on February, 2009 by the United States Patent and Trademark Office.		Northern Power Systems	United States Patent and Trademark Office	7489046	February 10, 2009
‌ US Patent 7075192 Direct drive wind turbine	Patent 7075192 was granted and assigned to Northern Power Systems on July, 2006 by the United States Patent and Trademark Office.		Northern Power Systems	United States Patent and Trademark Office	7075192	July 11, 2006
‌ US Patent 7377750 Lightning protection system for a wind turbine	Patent 7377750 was granted and assigned to Northern Power Systems on May, 2008 by the United States Patent and Trademark Office.		Northern Power Systems	United States Patent and Trademark Office	7377750	May 27, 2008
‌ US Patent 7109600 Direct drive wind turbine	Patent 7109600 was granted and assigned to Northern Power Systems on September, 2006 by the United States Patent and Trademark Office.		Northern Power Systems	United States Patent and Trademark Office	7109600	September 19, 2006
‌ US Patent 7183665 Direct drive wind turbine	Patent 7183665 was granted and assigned to Northern Power Systems on February, 2007 by the United States Patent and Trademark Office.		Northern Power Systems	United States Patent and Trademark Office	7183665	February 27, 2007
‌ US Patent 7119453 Direct drive wind turbine	Patent 7119453 was granted and assigned to Northern Power Systems on October, 2006 by the United States Patent and Trademark Office.		Northern Power Systems	United States Patent and Trademark Office	7119453	October 10, 2006
‌ US Patent 8786151 Apparatus for maintaining air-gap spacing in large diameter, low-speed motors and generators	Patent 8786151 was granted and assigned to Northern Power Systems on July, 2014 by the United States Patent and Trademark Office.		Northern Power Systems	United States Patent and Trademark Office	8786151	July 22, 2014
‌ US Patent 8664819 Method and apparatus for permanent magnet attachment in an electromechanical machine	Patent 8664819 was granted and assigned to Northern Power Systems on March, 2014 by the United States Patent and Trademark Office.		Northern Power Systems	United States Patent and Trademark Office	8664819	March 4, 2014
‌ US Patent 9515529 Method and apparatus for permanent magnet attachment in an electromechanical machine	Patent 9515529 was granted and assigned to Northern Power Systems on December, 2016 by the United States Patent and Trademark Office.	Northern Power Systems	Northern Power Systems	United States Patent and Trademark Office	9515529	December 6, 2016
‌ US Patent 8816520 Systems for load reduction in a tower of an idled wind-power unit and methods thereof	Patent 8816520 was granted and assigned to Northern Power Systems on August, 2014 by the United States Patent and Trademark Office.		Northern Power Systems	United States Patent and Trademark Office	8816520	August 26, 2014
‌ US Patent 8890349 Load reduction system and method for a wind power unit	Patent 8890349 was granted and assigned to Northern Power Systems on November, 2014 by the United States Patent and Trademark Office.	Northern Power Systems	Northern Power Systems	United States Patent and Trademark Office	8890349	November 18, 2014
‌ US Patent 9467072 Modular power converters usable alone in a multiphase power converter	Patent 9467072 was granted and assigned to Northern Power Systems on October, 2016 by the United States Patent and Trademark Office.	Northern Power Systems	Northern Power Systems	United States Patent and Trademark Office	9467072	October 11, 2016
‌ US Patent 8922038 Wind power unit having an underslung transformer	Patent 8922038 was granted and assigned to Northern Power Systems on December, 2014 by the United States Patent and Trademark Office.		Northern Power Systems	United States Patent and Trademark Office	8922038	December 30, 2014
‌ US Patent 9077212 Method and apparatus for rotor cooling in an electromechanical machine	Patent 9077212 was granted and assigned to Northern Power Systems on July, 2015 by the United States Patent and Trademark Office.		Northern Power Systems	United States Patent and Trademark Office	9077212	July 7, 2015
‌ US Patent 8792259 Methods, systems, and software for controlling a power converter during low (zero)-voltage ride-through conditions	Patent 8792259 was granted and assigned to Northern Power Systems on July, 2014 by the United States Patent and Trademark Office.	Northern Power Systems	Northern Power Systems	United States Patent and Trademark Office	8792259	July 29, 2014
‌ US Patent 8664787 Speed setting system and method for a stall-controlled wind turbine	Patent 8664787 was granted and assigned to Northern Power Systems on March, 2014 by the United States Patent and Trademark Office.		Northern Power Systems	United States Patent and Trademark Office	8664787	March 4, 2014
‌ US Patent 7939957 Water turbine system and method of operation	Patent 7939957 was granted and assigned to Northern Power Systems on May, 2011 by the United States Patent and Trademark Office.		Northern Power Systems	United States Patent and Trademark Office	7939957	May 10, 2011
‌ US Patent 7492617 Frequency control and power balancing in disturbed power inverter system and method thereof	Patent 7492617 was granted and assigned to Northern Power Systems on February, 2009 by the United States Patent and Trademark Office.		Northern Power Systems	United States Patent and Trademark Office	7492617	February 17, 2009

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