Showing 1–8 of 8 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Kenichi Maeda | Kabushiki Kaisha Toshiba | 6 |
| 2 | Tadashi Kasai | Ricoh Company | 4 |
| 3 | Yuichi Hamamura | Hitachi | 3 |
| 3 | Kenichi Takeda | Canon | 3 |
| #5 | Masao Hashimoto | Omron Healthcare Co. | 1 |
| #5 | Kazuo Morita | Olympus | 1 |
| #5 | Yoshihiro Ueda | Kabushiki Kaisha Toshiba | 1 |
| #5 | Tatsuya Sugawara | Ricoh Company | 1 |
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