Inventor · Toyota, JP

Hidehiko Asama

5Patents
4h-index
6Co-inventors
46Inventor score

Filing activity: Jul 9, 1993 → Mar 25, 2005

Most-cited inventions

PatentTitleAreaCited byStatus
US6367455B2 Fuel supply amount controller for internal combustion engine Mechanical Engineering; Lighting; Heating 13 Expired
US5507265A Compensation method and apparatus for fuel injection amount during engine warm-up Mechanical Engineering; Lighting; Heating 12 Expired
US5331934A Spark timing control system for a vehicle-driving internal combustion engine Emerging Cross-Sectional Technologies 7 Expired
US6470854B1 Air-fuel ratio control with improved fuel supply operation immediately after complete combustion of mixture Mechanical Engineering; Lighting; Heating 6 Expired
US7082362B2 Cylinder identification device for internal combustion engine Physics 1 Expired

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