Fumio Kojima
9Patents
6h-index
30Co-inventors
63Inventor score
Filing activity: Jul 21, 1987 → Jun 18, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4874174A | Tube connecting unit | Mechanical Engineering; Lighting; Heating | 26 | Expired |
| US4747082A | Semiconductor memory with automatic refresh means | Physics | 26 | Expired |
| US5456330A | Return-to-neutral mechanism of rear wheel steering device | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5450870A | Method and an apparatus for detecting concentration of a chemical treating solution and an automatic control apparatus thereof | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5249638A | Motor assisted steering apparatus for vehicle | Performing Operations; Transporting | 7 | Expired |
| US8967629B2 | Suspension control apparatus for a vehicle | Performing Operations; Transporting | 6 | Active |
| US7417195B2 | Circuit board and circuit board connection structure | Electricity | 5 | Expired |
| US4778107A | Fuel injection valve assembly and an assembling method therefor | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US9382966B2 | Vehicle body reinforcement unit | Mechanical Engineering; Lighting; Heating | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.