Ken Asami
38Patents
15h-index
43Co-inventors
81Inventor score
Filing activity: Sep 7, 1978 → Jul 12, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4647068A | Rear suspension controller | Performing Operations; Transporting | 88 | Expired |
| US4817418A | Failure diagnosis system for vehicle | Emerging Cross-Sectional Technologies | 71 | Expired |
| US4665490A | Antiskid control with surface friction compensation by prolonged down-pressure operation | Performing Operations; Transporting | 37 | Expired |
| US4670852A | Wheel speed and acceleration detection immune to disturbance | Performing Operations; Transporting | 30 | Expired |
| US6252520A | Mobile unit communication apparatus providing a relayed signal when error detected | Physics | 24 | Expired |
| US4421192A | Apparatus for running a vehicle at a constant speed | Mechanical Engineering; Lighting; Heating | 24 | Expired |
| US4969695A | Detection of abnormality for rotational speed sensor | Performing Operations; Transporting | 23 | Expired |
| US4666218A | Antiskid control with surface friction compensation | Performing Operations; Transporting | 22 | Expired |
| US4566737A | Antiskid control with wheel-speed difference compensation | Performing Operations; Transporting | 20 | Expired |
| US4222030A | Electric control circuit for safety apparatus in automotive vehicles | Performing Operations; Transporting | 20 | Expired |
| US4634143A | Rear wheel suspension controller | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4702123A | Apparatus for driving rod for rotation | Emerging Cross-Sectional Technologies | 18 | Expired |
| US4726604A | Rear suspension controller | Performing Operations; Transporting | 18 | Expired |
| US4672547A | Antiskid control with surface roughness compensation | Performing Operations; Transporting | 17 | Expired |
| US4912641A | Antiskid control system | Performing Operations; Transporting | 16 | Expired |
| US4417307A | Automatic transmission with electrical override | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| US4651281A | Antiskid control with wheel-speed difference compensation | Performing Operations; Transporting | 15 | Expired |
| US6720938B2 | Head-up display on a vehicle, with controlled brightness of warning light | Physics | 14 | Expired |
| US4220871A | Electric control circuit for safety apparatus in automotive vehicles | Performing Operations; Transporting | 14 | Expired |
| US4671533A | Suspension controller | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4789938A | Anti-skid control with fail-safe function | Performing Operations; Transporting | 13 | Expired |
| US4805104A | Apparatus for controlling hydraulic pressure to be applied to effect braking of wheels | Performing Operations; Transporting | 12 | Expired |
| US4717172A | Suspension controller | Performing Operations; Transporting | 11 | Expired |
| US4395926A | Hydraulic control system for automatic transmission | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US4882530A | Stepping motor control apparatus | Mechanical Engineering; Lighting; Heating | 10 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.