Showing 1–8 of 8 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Kazuhiko Ushiyama | Canon | 8 |
| 2 | Tsutomu Yagi | Daiichi Sankyo Company, Limited | 3 |
| 3 | Toshiaki Jyono | Daiichi Sankyo Company, Limited | 1 |
| 3 | Katsumi Hotoda | Daiichi Sankyo Company, Limited | 1 |
| 3 | Nobuhisa Saitoh | Tohto Kasei Co. | 1 |
| 3 | Masao Gunji | Tohto Kasei Co. | 1 |
| 3 | Junichi Kuroyanagi | Daiichi Sankyo Company, Limited | 1 |
| 3 | Hideo Hotoda | — | 1 |