Showing 1–5 of 5 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Yutaka Takahashi | Ricoh Company | 2 |
| 1 | Wataru Ishikawa | Konishiroku Photo Industry Co. | 2 |
| 3 | Toshiaki Yagasaki | Canon | 1 |
| 3 | Kenichi Yamamoto | Hitachi | 1 |
| 3 | Hideaki Niwa | Kowa Company | 1 |
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