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ONAN CORP

Overview
  • Total Patents
    126
About

ONAN CORP has a total of 126 patent applications. Its first patent ever was published in 1969. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Canada. Its main competitors in its focus markets engines, pumps and turbines, electrical machinery and energy and environmental technology are GAOYOU SHENFA MOTOR MFG CO LTD, DELCOLIGHT COMPANY and YAMASHITA YUKIO.

Patent filings per year

Chart showing ONAN CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Koenig David J 13
#2 Huffman Paul F 13
#3 O'Malley Gary B 12
#4 Lemmer Jerome J 11
#5 Schultz Mark H 10
#6 Schmidt Thomas A 9
#7 Gulbrandson William E 9
#8 Overland David A 9
#9 Evenson Rickie A 7
#10 Lent Mark S 6

Latest patents

Publication Filing date Title
US2004016722A1 Arc chute assembly
US2004016627A1 Transfer switch with improved actuator
US2003155330A1 Phase flux barriers for transfer switch
US6534737B1 Contact closing speed limiter for a transfer switch
US6798627B2 Engine generator set systems and methods providing load power fault protection
US6639331B2 Parallel generator power system
US6965818B2 Mobile energy management system
US6737762B2 Generator with DC boost for uninterruptible power supply system or for enhanced load pickup
EP1235986A1 Downstream guiding device for fan-radiator cooling system
US6355986B1 Generator set control apparatus and method to avoid vehicle resonances
EP0962780A2 Bar graph display for ac user interface
US5815058A Contact enhancement apparatus for an electric switch
US5784267A Quasi-sine wave and stepped square wave AC to AC converter
US5717273A Insulating armature end turn cap
US5652416A Mechanically held electrically or manually operated switch
US5701070A Electrical generator damage protection apparatus and method with circuit breaker trip initiation
US5771682A Thermal reactor
US5552754A Catch for electrical contact utilizing electromagnetic forces
US5638948A Electric transfer switch having three-position toggle mechanism
WO9520836A1 Generator power system and method