Yoshimi Ohno
24Patents
14h-index
17Co-inventors
74Inventor score
Filing activity: Jan 12, 1983 → Jun 20, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5192964A | Camera having blurring movement correction mechanism | Physics | 73 | Expired |
| US5309190A | Camera having blurring movement correction mechanism | Physics | 39 | Expired |
| US5682563A | Camera which displays information to a user corresponding to a message imprinted on film | Physics | 36 | Expired |
| US5150143A | Trimming information recordable camera | Physics | 29 | Expired |
| US5270755A | Trimming information recordable camera | Physics | 29 | Expired |
| US4881799A | Varifocal lens device | Physics | 28 | Expired |
| US6036908A | Injection molding method for resin-sealed component | Electricity | 27 | Expired |
| US5192860A | Focus state detection device | Physics | 23 | Expired |
| US4825237A | Automatic focusing device for use in a camera | Physics | 22 | Expired |
| US4733264A | Charge-coupled device for automatic focusing and camera shake detector using such charge-coupled device | Physics | 19 | Expired |
| US5293034A | Focus state detection device | Physics | 17 | Expired |
| US6617816B2 | DC motor rotation detecting apparatus and DC motor rotation control apparatus | Electricity | 16 | Expired |
| US4763154A | Focus detecting device and image signal amplifier circuit therefor | Physics | 16 | Expired |
| US6628893B2 | DC motor rotation control apparatus | Electricity | 15 | Expired |
| US4861146A | Variable focal lens device | Physics | 13 | Expired |
| US4561747A | Auto-focusing method | Physics | 13 | Expired |
| US6570350B2 | DC motor rotation detecting apparatus and DC motor rotation control apparatus | Electricity | 8 | Expired |
| US4777505A | Automatic focusing control system | Physics | 6 | Expired |
| US4498754A | Single lens reflex camera | Physics | 6 | Expired |
| US4831405A | Auto-focus arithmetic device | Physics | 6 | Expired |
| US4818921A | Apparatus for controlling a motor in a camera | Physics | 4 | Expired |
| US4605295A | Single lens reflex camera | Physics | 3 | Expired |
| US7307368B2 | DC motor | Electricity | 3 | Expired |
| US4960986A | Device and method for detecting a focusing state with reliability checking | Physics | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.