Koichi Daitoku
39Patents
9h-index
44Co-inventors
75Inventor score
Filing activity: Oct 18, 1977 → Jan 14, 1998
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4515453A | Camera having a flash unit built therein | Physics | 34 | Expired |
| US5159364A | Initial mode setting device for camera | Physics | 28 | Expired |
| US5189458A | Electric zooming camera | Physics | 15 | Expired |
| US5111226A | Operation control apparatus of electric zoom camera | Physics | 14 | Expired |
| US5389988A | Trimming camera | Physics | 14 | Expired |
| US5136314A | Film feeding apparatus in a camera | Physics | 13 | Expired |
| US4896177A | Controller for camera | Physics | 12 | Expired |
| US5070357A | Battery check device for cameras | Physics | 10 | Expired |
| US5508767A | Prewind film feed control device that ensures alignment of film frame with camera aperture | Physics | 9 | Expired |
| US4576460A | Photographing lens position device in automatic focusing camera | Physics | 9 | Expired |
| US4239166A | Power-driven rewind device of a camera | Physics | 8 | Expired |
| US5606383A | Camera capable of trimming photographing and having zoom finder with converter lenses | Physics | 8 | Expired |
| US5559568A | Information recording/reproduction apparatus for camera | Physics | 8 | Expired |
| US4540264A | Photographing lens focusing device | Physics | 7 | Expired |
| US5437416A | Winding/rewinding apparatus and method for a camera | Physics | 7 | Expired |
| US5467156A | Camera having different supply modes selectable for a film | Physics | 7 | Expired |
| US5221940A | Film feeder for a camera | Physics | 5 | Expired |
| US4268154A | Self-timer device for a camera | Physics | 5 | Expired |
| US4371244A | Apparatus for controlling film advancement in a camera | Physics | 5 | Expired |
| US5555050A | Film feeding apparatus in a camera | Physics | 5 | Expired |
| US5504549A | Prewind film feed control device that ensures alignment of film frame with camera aperture | Physics | 4 | Expired |
| US4318603A | Film rewind device in a camera | Physics | 4 | Expired |
| US4164370A | Shutter device in a camera | Physics | 4 | Expired |
| US5694624A | Zoom lens camera capable of trimming photographing with plural magnifications | Physics | 4 | Expired |
| US5445340A | Film feeding device for camera | Physics | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.