Yasuo Shima
20Patents
4h-index
36Co-inventors
63Inventor score
Filing activity: Jan 29, 1988 → Feb 5, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5331144A | Card reader-writer | Physics | 9 | Expired |
| US4864447A | Linear actuator for a memory storage apparatus | Physics | 9 | Expired |
| US6344809B1 | Line interface circuit and information communication apparatus using it | Electricity | 5 | Expired |
| US7352250B2 | Phase locked loop circuits, offset PLL transmitters, radio frequency integrated circuits and mobile phone systems | Electricity | 4 | Expired |
| US7095565B2 | Zoom lens unit and image pickup apparatus | Electricity | 4 | Expired |
| US8002276B2 | Sheet conveyance device | Emerging Cross-Sectional Technologies | 3 | Active |
| US11008988B2 | Electronic control device and abnormality/normality determination method of electronic control device | Emerging Cross-Sectional Technologies | 2 | Active |
| US7683723B2 | Phase locked loop circuits, offset PLL transmitters, radio frequency integrated circuits and mobile phone systems | Electricity | 1 | Active |
| US8299822B2 | Driver and output buffer circuit | Electricity | 1 | Active |
| US8150342B2 | Transmitter, RF transmitter signal processor and method for operation of transmitter | Electricity | 1 | Active |
| US8167297B2 | Sheet separating device and method for separating stacked sheets | Performing Operations; Transporting | 0 | Active |
| US11459996B2 | Electronic control unit | Emerging Cross-Sectional Technologies | 0 | Active |
| US11542885B2 | Load drive circuit and load drive system | Emerging Cross-Sectional Technologies | 0 | Active |
| US8374559B2 | Transmitter, RF transmitter signal processor and method for operation of transmitter | Electricity | 0 | Active |
| US8441115B2 | Semiconductor device with exposed thermal conductivity part | Electricity | 0 | Active |
| US11098689B2 | Ignition device for internal combustion engine | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US7893989B2 | Camera unit for driving lenses and method of manufacturing the same | Electricity | 0 | Active |
| US11990897B2 | Current control device for control of supply current with low-side and high-side switch elements and duration measurement | Electricity | 0 | Active |
| US7391464B2 | Camera unit for driving lenses and method of manufacturing the same | Electricity | 0 | Expired |
| US12222406B2 | Integrated circuit device | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.