Inventor · Tokyo, JP

Kohji Hashimoto

38Patents
11h-index
17Co-inventors
64Inventor score

Filing activity: Dec 11, 2000 → May 26, 2009

Most-cited inventions

PatentTitleAreaCited byStatus
US6789533B1 Engine control system Mechanical Engineering; Lighting; Heating 58 Expired
US6751544B2 Vehicle engine control device Mechanical Engineering; Lighting; Heating 45 Expired
US7251551B2 On-vehicle electronic control device Physics 42 Expired
US6718254B2 Intake air quantity control system for internal combustion engine Emerging Cross-Sectional Technologies 35 Expired
US6805094B2 On-vehicle engine control apparatus Mechanical Engineering; Lighting; Heating 25 Expired
US6883123B2 Microprocessor runaway monitoring control circuit Physics 16 Expired
US6678586B2 Vehicle built-in electronic control apparatus Physics 15 Expired
US6935308B1 Operation control device of multi-cylinder engine Mechanical Engineering; Lighting; Heating 14 Expired
US6799110B2 Engine control system Mechanical Engineering; Lighting; Heating 14 Expired
US6812436B2 Temperature control apparatus for exhaust gas sensor Mechanical Engineering; Lighting; Heating 14 Expired
US7121258B2 Electronic throttle control device Mechanical Engineering; Lighting; Heating 11 Expired
US7890227B2 Vehicle-mounted electronic control apparatus Electricity 11 Active
US6384386B2 Heater control apparatus for exhaust gas sensor Physics 10 Expired
US6781341B2 Abnormality detector for a motor drive system Emerging Cross-Sectional Technologies 10 Expired
US7178069B2 Electronic control unit Physics 9 Expired
US6649041B2 Deterioration detector for exhaust gas sensor and method of detecting deterioration Physics 9 Expired
US6795767B2 On-vehicle electronic controller Physics 9 Expired
US7557459B2 In-vehicle electronic control device Performing Operations; Transporting 9 Active
US7107488B2 Electronic control unit including monitoring control circuit Physics 8 Expired
US6845315B2 Engine air-intake control device and engine air-intake control method Emerging Cross-Sectional Technologies 8 Expired
US6915192B2 Vehicular electronic control apparatus Performing Operations; Transporting 7 Expired
US7146426B2 Network system, server, clients, communication method, and communication computer program product Electricity 7 Expired
US6411872B1 Vehicle controlling apparatus Physics 7 Expired
US7031822B1 On-vehicle electronic control unit Mechanical Engineering; Lighting; Heating 6 Expired
US7149609B2 Vehicular electronic control unit Electricity 5 Expired

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