Inventor · Tokyo, JP

Shigeru Kamegaya

16Patents
8h-index
21Co-inventors
68Inventor score

Filing activity: Aug 27, 1986 → Sep 10, 2001

Most-cited inventions

PatentTitleAreaCited byStatus
US5080055A Variable valve timing arrangement for internal combustion engine Emerging Cross-Sectional Technologies 56 Expired
US5048474A Valve train for automotive engine Emerging Cross-Sectional Technologies 20 Expired
US5038732A Internal combustion engine cylinder head Mechanical Engineering; Lighting; Heating 14 Expired
US4726341A Induction arrangement for internal combustion engine having multiple inlet valves per cylinder Mechanical Engineering; Lighting; Heating 14 Expired
US5770796A Failure diagnosis device for a fuel pump Mechanical Engineering; Lighting; Heating 14 Expired
US4944256A Rocker arm arrangement for internal combustion engine poppet valves and the like Mechanical Engineering; Lighting; Heating 13 Expired
US4928650A Operating arrangement for internal combustion engine poppet valves and the like Mechanical Engineering; Lighting; Heating 11 Expired
US4791893A Valve train arrangement for multi-valve engine Mechanical Engineering; Lighting; Heating 8 Expired
US4825822A Rocker arm arrangement for multi-valve internal combustion engine Mechanical Engineering; Lighting; Heating 8 Expired
US4881497A Valve operating system for internal combustion engine Mechanical Engineering; Lighting; Heating 7 Expired
US5687808A Four wheel drive mechanism Performing Operations; Transporting 7 Expired
US5700135A Bellows cam plate pump Mechanical Engineering; Lighting; Heating 5 Expired
US5291864A System for driving engine accessories of internal combustion engine Mechanical Engineering; Lighting; Heating 5 Expired
US5709197A Fuel pump Mechanical Engineering; Lighting; Heating 3 Expired
US4873953A Induction port arrangement for internal combustion engine having multiple inlet valves per combustion chamber Emerging Cross-Sectional Technologies 3 Expired
US7150928B2 Fuel cell drive system Emerging Cross-Sectional Technologies 0 Expired

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