Inventor · Wako, JP

Shinichi Kitajima

73Patents
21h-index
51Co-inventors
91Inventor score

Filing activity: Jul 28, 1986 → Apr 25, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US6504259B1 Engine automatic start stop control apparatus Emerging Cross-Sectional Technologies 141 Expired
US6414401B1 Regeneration control system and method of hybrid vehicle Emerging Cross-Sectional Technologies 95 Expired
US6371889B1 Engine automatic start stop control apparatus Emerging Cross-Sectional Technologies 63 Expired
US6314346A Control system for hybrid vehicle Emerging Cross-Sectional Technologies 62 Expired
US5044331A Air-fuel ratio control method for an internal combustion engine having spark plugs with heaters Emerging Cross-Sectional Technologies 61 Expired
US5230309A Spark plug heater control system for internal combustion engine Mechanical Engineering; Lighting; Heating 59 Expired
US6739122B2 Air-fuel ratio feedback control apparatus Emerging Cross-Sectional Technologies 46 Expired
US6621244B1 Control apparatus for hybrid vehicle Emerging Cross-Sectional Technologies 44 Expired
US6763707B2 Failure determination system and method for internal combustion engine and engine control unit Emerging Cross-Sectional Technologies 39 Expired
US6334079A Determination method and apparatus for permitting deceleration regeneration or charge of hybrid vehicle Emerging Cross-Sectional Technologies 37 Expired
US6166517A Control system for hybrid vehicle Emerging Cross-Sectional Technologies 36 Expired
US6702052B1 Control apparatus for hybrid vehicles Emerging Cross-Sectional Technologies 34 Expired
US6529818B2 Control device for engine having automatic stop and start function Mechanical Engineering; Lighting; Heating 30 Expired
US6408968B1 Control system for hybrid vehicle Emerging Cross-Sectional Technologies 30 Expired
US6687603B2 Assist control apparatus for hybrid vehicle Emerging Cross-Sectional Technologies 27 Expired
US6886649B2 Control device for hybrid vehicles Emerging Cross-Sectional Technologies 26 Expired
US6907948B2 Control apparatus for hybrid vehicles Emerging Cross-Sectional Technologies 25 Expired
US5623913A Fuel injection control apparatus Mechanical Engineering; Lighting; Heating 25 Expired
US6621175B1 Engine control system for hybrid vehicle Emerging Cross-Sectional Technologies 23 Expired
US6356818B1 Control apparatus for hybrid vehicle Emerging Cross-Sectional Technologies 22 Expired
US7103468B2 Trouble detector of vehicle having deceleration idling-cylinder engine Emerging Cross-Sectional Technologies 22 Expired
US6698187B2 Exhaust gas purifying apparatus for an internal-combustion engine Emerging Cross-Sectional Technologies 21 Expired
US5597951A Intake air amount-estimating apparatus for internal combustion engines Mechanical Engineering; Lighting; Heating 21 Expired
US6611115B2 Control device for hybrid vehicles Emerging Cross-Sectional Technologies 20 Expired
US5197450A Air-fuel ratio control system for internal combustion engine Emerging Cross-Sectional Technologies 19 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.