Takafumi Inagaki
32Patents
8h-index
50Co-inventors
78Inventor score
Filing activity: Jul 21, 1982 → Jun 24, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4523281A | Automatic transmission controller for automobiles | Mechanical Engineering; Lighting; Heating | 64 | Expired |
| US4733760A | Automotive vehicle drive wheel slippage control device detecting vehicle road surface condition and modifying wheel braking operation according thereto | Performing Operations; Transporting | 61 | Expired |
| US4739856A | Wheel slip control system for a vehicle | Performing Operations; Transporting | 45 | Expired |
| US4843552A | Wheel slip control system | Performing Operations; Transporting | 22 | Expired |
| US4698764A | Diagnostic apparatus for continuously variable transmission | Mechanical Engineering; Lighting; Heating | 21 | Expired |
| US4788644A | Method for controlling an acceleration slip of a vehicle | Performing Operations; Transporting | 17 | Expired |
| US9297462B2 | Switch valve | Emerging Cross-Sectional Technologies | 15 | Active |
| US4765691A | Wheel slip control system | Performing Operations; Transporting | 10 | Expired |
| US4531432A | Automatic transmission control device for automobile | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US4830132A | Four wheel drive power transmission system skidding control device and method | Performing Operations; Transporting | 4 | Expired |
| US8876116B2 | Sealing structure | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US8812201B2 | Hydraulic control system for automatic transmission | Emerging Cross-Sectional Technologies | 2 | Active |
| US9422951B2 | Hydraulic circuit and control system therefor | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US9689494B2 | Hydraulic control unit | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US9365205B2 | Hydraulic pressure control device for transmission | Emerging Cross-Sectional Technologies | 1 | Active |
| US9719486B2 | Seal device for hydraulic circuit | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US9982775B2 | Hydraulic control circuit for vehicle power transmission device | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US9890853B2 | Hydraulic control device of continuously variable transmission for vehicle | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US9523425B2 | Hydraulic control unit | Emerging Cross-Sectional Technologies | 1 | Active |
| US10626989B2 | Hydraulic control device for automatic transmission | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10663032B2 | Torsional vibration reducing device | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10174822B2 | Hydraulic control device for automatic transmission | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US6938543B2 | Web fed printing machine having pasting-related misregistration eliminating apparatus | Performing Operations; Transporting | 0 | Expired |
| US10139000B2 | Hydraulic control system for a belt-driven continuously variable transmission | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10260623B2 | Vehicular transmission | General | 0 | Revoked |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.