Akira Shimamura
23Patents
4h-index
49Co-inventors
63Inventor score
Filing activity: Jul 11, 1985 → Jul 29, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8674253B2 | Gas insulation apparatus | Electricity | 9 | Active |
| US4648828A | Crude material forming machine | Human Necessities | 8 | Expired |
| US7382473B2 | Program and method of print instruction for printer with PDF direct printing function | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4882178A | Process for preparing yeast raised doughnuts | Human Necessities | 4 | Expired |
| US6826192B2 | Interface apparatus | Electricity | 3 | Expired |
| US4614996A | Ceiling illumination apparatus | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US8963039B2 | Gas circuit breaker | Electricity | 2 | Active |
| US4619598A | Dough forming device used for manufacturing cakes | Human Necessities | 1 | Expired |
| US8582681B2 | Signal receiver apparatus and waveform shaping method | Electricity | 1 | Active |
| US8718038B2 | Node system and supervisory node | Electricity | 1 | Active |
| US9319162B2 | Signal processor and communication device | Electricity | 0 | Active |
| US9258917B2 | Gas insulated electrical equipment | Electricity | 0 | Active |
| US11545322B2 | Gas circuit breaker | Electricity | 0 | Active |
| US11177097B2 | Gas circuit breaker | Electricity | 0 | Active |
| US11764012B2 | Gas circuit breaker | Electricity | 0 | Active |
| US8897289B2 | Node system and supervisory node | Electricity | 0 | Active |
| US7542480B2 | Communication device | Electricity | 0 | Active |
| US8605756B2 | Signal processor and communication device | Electricity | 0 | Active |
| US9678097B2 | Angle detection device and angle detection method | Physics | 0 | Active |
| US8311054B2 | Transmitting/receiving system, node and communication method | Electricity | 0 | Active |
| US11798762B2 | Gas circuit breaker | Electricity | 0 | Active |
| US11222760B2 | Gas circuit breaker | Electricity | 0 | Active |
| US11227735B2 | Gas circuit breaker | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.