Masaki Toriumi
11Patents
6h-index
24Co-inventors
62Inventor score
Filing activity: Apr 23, 1997 → Jul 17, 2006
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6374783B1 | Method and apparatus for controlling an electromagnetically operated engine valve to initial condition before engine startup | Mechanical Engineering; Lighting; Heating | 48 | Expired |
| US6340377B1 | High-temperature wear-resistant sintered alloy | Performing Operations; Transporting | 30 | Expired |
| US6688275B2 | Hydraulic pressure control system for cylinder cutoff device of internal combustion engine | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US6619249B2 | Hydraulic control system for an internal combustion engine | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US6877466B2 | Variable valve operating system for internal combustion engine | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US6247431A | Electromagnetic valve actuating apparatus for internal combustion engine | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US6343577B2 | Apparatus and method for controlling position of electromagnetically operated engine valve of internal combustion engine | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US6676289B2 | Temperature measuring method in pattern drawing apparatus | Physics | 6 | Expired |
| US6990937B2 | Variable valve control system and method for an internal combustion engine | Emerging Cross-Sectional Technologies | 4 | Expired |
| US5749341A | Valve lifter for internal combustion engines | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US7336042B2 | Display apparatus employing a field emission device and brightness control device and method therefor | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.