Mitsuhiro Shibata
11Patents
7h-index
22Co-inventors
66Inventor score
Filing activity: Dec 24, 1987 → Apr 3, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4939381A | Power supply system for negative impedance discharge load | Electricity | 51 | Expired |
| US4858574A | Hydraulic circuit for a valve operating timing control device for an internal combustion engine | Mechanical Engineering; Lighting; Heating | 24 | Expired |
| US5287428A | Optical fiber cable distribution apparatus | Physics | 23 | Expired |
| US4807574A | Valve operating device for internal combustion engine | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| US7861685B2 | Direct fuel injection diesel engine | Emerging Cross-Sectional Technologies | 9 | Active |
| US5058541A | Valve operating system of internal combustion engine | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US6739778B2 | Sheet transport device | Physics | 8 | Expired |
| US6722651B2 | Sheet member discharge mechanism | Performing Operations; Transporting | 4 | Expired |
| US7992536B2 | Direct fuel injection diesel engine | Emerging Cross-Sectional Technologies | 4 | Active |
| US8056532B2 | Direct fuel injection diesel engine | Emerging Cross-Sectional Technologies | 2 | Active |
| US8474431B2 | Direct fuel-injected engine | Emerging Cross-Sectional Technologies | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.