Tomoo Ito
17Patents
11h-index
19Co-inventors
69Inventor score
Filing activity: Jun 9, 1982 → Jan 28, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4601271A | Throttle valve controlling apparatus | Emerging Cross-Sectional Technologies | 46 | Expired |
| US4895126A | Flow rate control system | Mechanical Engineering; Lighting; Heating | 38 | Expired |
| US4669504A | Closed loop type proportional electromagnetic valve for hydraulic control | Emerging Cross-Sectional Technologies | 21 | Expired |
| US4735179A | Automatic control apparatus for engine throttle valve | Mechanical Engineering; Lighting; Heating | 21 | Expired |
| US4617889A | Idle speed control device | Mechanical Engineering; Lighting; Heating | 18 | Expired |
| US4747380A | Throttle valve control device for internal combustion engines | Mechanical Engineering; Lighting; Heating | 18 | Expired |
| US4480618A | Apparatus for enriching fuel upon engine starting operation | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| US4639624A | Torque motor having a coil with finite turning range | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| US6099177A | Engraving head | Performing Operations; Transporting | 14 | Expired |
| US4547852A | Engine control apparatus and control method | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4823750A | Automotive engine idle speed control device | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US4446728A | Rotary drive device for inspecting turbo-fan engine blades | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US4522175A | Rotational speed control apparatus for internal combustion engines | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US10737599B2 | Occupant posture adjusting device of vehicle seat | Performing Operations; Transporting | 4 | Active |
| US10703225B2 | Vehicle seat | Performing Operations; Transporting | 4 | Active |
| US4494498A | Air-fuel ratio control system for engine starting | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| US6892000B2 | Tunable filter | Physics | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.