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AC PROPULSION INC

Overview
  • Total Patents
    25
  • GoodIP Patent Rank
    169,938
About

AC PROPULSION INC has a total of 25 patent applications. Its first patent ever was published in 1993. It filed its patents most often in United States, China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets electrical machinery and energy, environmental technology and transport are INST VEDECOM, ECOSTAR ELECTRIC DRIVE SYSTEMS LLC and WETHERILL ASSOCIATES INC.

Patent filings per year

Chart showing AC PROPULSION INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Rippel Wally E 8
#2 Carosa Paul F 5
#3 Cocconi Alan G 5
#4 Cooper Lon C 4
#5 Woody George R 3
#6 Nayeem Arafat 3
#7 Moore Christopher C 3
#8 Cooper Lon 3
#9 Chang Hung-Li 3
#10 Sivertsen David William 2

Latest patents

Publication Filing date Title
EP3752387A1 Compact thermally efficient traction motor inverter
CN111226299A Improved heat dissipation apparatus and method for power semiconductor devices
US9443786B1 Packaging and cooling method and apparatus for power semiconductor devices
CN104704723A Liquid cooled electric motor
TW201223126A Open delta motor drive with integrated recharge
CN102460191A Detecting faults in a wiring harness
US2011091749A1 Battery Pack
US2009027009A1 System and method for battery management
US6112575A Method and apparatus for vehicle exhaust gas pollutant mass flow measurement
US5729885A Method for rotor construction for alternating induction motor
AU4765196A Method and apparatus for reducing the power consumption of switchmode electric vehicle battery chargers while operating at low power levels
US6018224A Anti-clipping circuit for induction motor drive system