Showing 1–14 of 14 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Kunihiko Nishi | Hitachi | 8 |
| 2 | Noboru Oyama | Terumo Kabushiki Kaisha | 2 |
| 2 | Nozomu Nishiberi | Canon | 2 |
| #4 | Katsuhiko Fujinuma | Io-Mega Holding | 1 |
| #4 | Yoshinao Kato | Globeride | 1 |
| #4 | Kyoichi Kaneko | Daiwa Seiko Co. | 1 |
| #4 | Masaru Akiba | Globeride | 1 |
| #4 | Motohiro Umezu | Nihon Ceratec Co. | 1 |
| #4 | Kenji Tsuchiya | Hitachi | 1 |
| #4 | Tsuyoshi Sakaino | Citizen Holdings Co. | 1 |
| #4 | Shoichi Koganei | Daiwa Seiko Co. | 1 |
| #4 | Hironori Ishida | Nihon Ceratec Co. | 1 |
| #4 | Youichi Shirakawa | Nihon Ceratec Co. | 1 |
| #4 | Yasuo Tarui | Unknown | 1 |