Inventor · Toyota, JP

Shigeki Hiramatsu

8Patents
7h-index
18Co-inventors
56Inventor score

Filing activity: Jan 30, 1984 → May 8, 2001

Most-cited inventions

PatentTitleAreaCited byStatus
US4682518A Method and apparatus for controlling hydraulically-operated power transmitting system including continuously variable transmission Mechanical Engineering; Lighting; Heating 28 Expired
US4628773A Method and apparatus for controlling hydraulically-operated continuously variable transmission of belt-and-pulley type Mechanical Engineering; Lighting; Heating 27 Expired
US4771656A Cruise control method and apparatus for a vehicle with a continuously variable transmission Mechanical Engineering; Lighting; Heating 18 Expired
US4569254A Method for controlling an engine installed with continuously variable transmission Mechanical Engineering; Lighting; Heating 16 Expired
US4594916A Method for controlling an engine installed with continuously variable transmission Mechanical Engineering; Lighting; Heating 16 Expired
US6304835A Simulation system using model Performing Operations; Transporting 14 Expired
US6634991B2 Hydraulic control unit for automatic transmission Mechanical Engineering; Lighting; Heating 10 Expired
US6780131B2 Hydraulic control apparatus for automatic transmission Emerging Cross-Sectional Technologies 6 Expired

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