Showing 1–8 of 8 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Kotaro Nakayama | Toyo Suisan Kaisha | 3 |
| 2 | Ryoichi Matsuoka | Hitachi High-Technologies | 2 |
| 2 | Yutaka Maeno | Fujifilm | 2 |
| 2 | Yoshinori Takada | Mitsubishi Cable Industries | 2 |
| 2 | Katsumi Imamori | Ss Pharmaceutical Co. | 2 |
| #6 | Nobuyuki Fukui | Sony | 1 |
| #6 | Mitsuo Koyama | Seiko Koki Kabushiki Kaisha | 1 |
| #6 | Seiichi Imano | Seiko Precision | 1 |