Takeaki Obata
19Patents
9h-index
13Co-inventors
69Inventor score
Filing activity: Jul 29, 1997 → May 22, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6549835B2 | Apparatus for and method of steering vehicle | Performing Operations; Transporting | 60 | Expired |
| US6390063B1 | Intake-air quantity control apparatus for internal combustion engine with variable valve timing system | Emerging Cross-Sectional Technologies | 57 | Expired |
| US6234144A | Intake-air quantity control apparatus for internal combustion engine with variable valve timing system | Emerging Cross-Sectional Technologies | 28 | Expired |
| US6625529B2 | Apparatus for controlling steering angles of front rear wheels of vehicle | Performing Operations; Transporting | 22 | Expired |
| US6026779A | Apparatus for controlling internal combustion engine | Mechanical Engineering; Lighting; Heating | 21 | Expired |
| US6546323B2 | Vehicle front/rear wheel steering angle control apparatus and vehicle front/rear wheel steering angle control method | Performing Operations; Transporting | 17 | Expired |
| US5832895A | Control system for internal combustion engine | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6050238A | Control system for internal combustion engine | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6178945A | Control system for internal combustion engine | Emerging Cross-Sectional Technologies | 9 | Expired |
| US7824814B2 | Power generation control system for fuel cell | Emerging Cross-Sectional Technologies | 8 | Active |
| US6012435A | Engine combustion controller | Emerging Cross-Sectional Technologies | 6 | Expired |
| US10994719B2 | Method and device for controlling hybrid vehicle | Emerging Cross-Sectional Technologies | 5 | Active |
| US7882051B2 | Control device and a control method for a fuel cell system | Emerging Cross-Sectional Technologies | 4 | Active |
| US6263857A | Intake air control system of internal combustion engine | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7425380B2 | Fuel cell system and related method | Emerging Cross-Sectional Technologies | 3 | Expired |
| US7808204B2 | Controller for fuel cell system | Emerging Cross-Sectional Technologies | 2 | Active |
| US9853316B2 | Fuel cell system | Emerging Cross-Sectional Technologies | 0 | Active |
| US12388096B2 | Fuel cell system and control method for fuel cell system | Emerging Cross-Sectional Technologies | 0 | Active |
| US11247660B2 | Total distance to empty informing device provided in hybrid vehicle | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.