Showing 1–7 of 7 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Kenichi Maeda | Kabushiki Kaisha Toshiba | 8 |
| 2 | Kenichi Takeda | Canon | 6 |
| 3 | Yoshihiro Ueda | Kabushiki Kaisha Toshiba | 5 |
| #4 | Kazuo Morita | Olympus | 4 |
| #5 | Tatsuya Sugawara | Ricoh Company | 3 |
| #6 | Tadashi Kasai | Ricoh Company | 1 |
| #6 | Yusuke Shoji | Kubota | 1 |
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