Masayoshi Kiuchi
39Patents
9h-index
38Co-inventors
75Inventor score
Filing activity: Mar 26, 1980 → Jun 9, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6157781A | Lens barrel, accessory and camera system | Electricity | 27 | Expired |
| US4645326A | Camera with computer circuit | Physics | 18 | Expired |
| US4692008A | Display device for camera | Physics | 16 | Expired |
| US4974003A | Camera having an autofocus device | Physics | 16 | Expired |
| US4432628A | Film transportation display device | Physics | 13 | Expired |
| US4376265A | Power source voltage checking device particularly for checking the voltage of a battery in a camera | Physics | 13 | Expired |
| US5285232A | Red-eye phenomenon preventing device | Physics | 13 | Expired |
| US4676624A | Multiple exposure device for camera | Physics | 10 | Expired |
| US4849783A | Information setting apparatus for a camera | Physics | 10 | Expired |
| US5245312A | Self-timer operation informing device | Physics | 9 | Expired |
| US4702585A | Analog-to-digital converter for camera | Physics | 9 | Expired |
| US4365880A | Indicator for camera | Physics | 9 | Expired |
| US4992821A | Camera | Physics | 9 | Expired |
| US4678306A | Film feeding indication device for camera | Physics | 8 | Expired |
| US5291236A | Camera | Physics | 8 | Expired |
| US4692014A | Display device for camera | Physics | 8 | Expired |
| US4673278A | Mirror device for a camera | Physics | 8 | Expired |
| US4699486A | Camera with openable and closable grip | Physics | 7 | Expired |
| US4348096A | Sound mode selector device in a camera incorporating a buzzer | Physics | 7 | Expired |
| US4697900A | Display device for a camera | Physics | 7 | Expired |
| US4969000A | Camera system | Physics | 6 | Expired |
| US4302090A | Antibounce device for electromagnetically driven shutter | Physics | 6 | Expired |
| US4488145A | Resonant sounder device for producing multiple warning sounds | Physics | 6 | Expired |
| US4967216A | Camera system | Physics | 6 | Expired |
| US4685789A | Camera | Physics | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.