Inventor · Okazaki, JP

Tateo Kume

18Patents
10h-index
45Co-inventors
68Inventor score

Filing activity: Jul 12, 1984 → Jan 24, 2003

Most-cited inventions

PatentTitleAreaCited byStatus
US5598817A Fuel feeding system for internal combustion engine Emerging Cross-Sectional Technologies 59 Expired
US4719751A Diesel particulate oxidizer regeneration system Emerging Cross-Sectional Technologies 50 Expired
US4835964A Diesel particulate oxidizer regeneration system Emerging Cross-Sectional Technologies 49 Expired
US5146879A Variable compression ratio apparatus for internal combustion engine Emerging Cross-Sectional Technologies 44 Expired
US4589254A Regenerator for diesel particulate filter Mechanical Engineering; Lighting; Heating 29 Expired
US5056308A System for feedback-controlling the air-fuel ratio of an air-fuel mixture to be supplied to an internal combustion engine Mechanical Engineering; Lighting; Heating 20 Expired
US5119629A Method of and apparatus for controlling air fuel ratio of internal combustion engine Mechanical Engineering; Lighting; Heating 17 Expired
US6752011B2 Thermostat failure diagnosis apparatus for internal combustion engine Emerging Cross-Sectional Technologies 14 Expired
US6532808B1 Thermostat failure diagnosis apparatus for internal combustion engine Emerging Cross-Sectional Technologies 13 Expired
US5025767A Air/fuel ratio control system for internal combustion engine and air/fuel ratio controlling oxygen density sensor Physics 11 Expired
US5095878A Air/fuel ratio control system for internal combustion engine Mechanical Engineering; Lighting; Heating 10 Expired
US6449539B1 Self-diagnosis system for vehicle and diagnosis method using same Physics 8 Expired
US4912926A Air/fuel ratio control system for internal combustion engine Mechanical Engineering; Lighting; Heating 8 Expired
US5077971A Air/fuel ratio control system for an internal combustion engine Physics 7 Expired
US5785150A Swash plate type axial piston pump including lubrication mechanism, and valve plate Mechanical Engineering; Lighting; Heating 5 Expired
US6196180A In-cylinder injection type spark ignition internal combustion engine Emerging Cross-Sectional Technologies 3 Expired
US6397824B1 Fault diagnosing apparatus for evapopurge systems Mechanical Engineering; Lighting; Heating 2 Expired
US6382178B2 In-cylinder injection type spark ignition internal combustion engine Emerging Cross-Sectional Technologies 1 Expired

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