Showing 1–12 of 12 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Teruo Ouchi | Pentax | 19 |
| 2 | Hiroshi Murao | Kaneka | 4 |
| 2 | Takashi Fujimura | Topcon | 4 |
| #4 | Motoshige Sumino | Wako Pure Chemical Industries | 2 |
| #4 | Kazutoshi Satori | Yamashita Rubber Co. | 2 |
| #6 | Hideyuki Obata | New Japan Radio Co. | 1 |
| #6 | Takuro Masuda | Honda Motor Co. | 1 |
| #6 | Takenori Watanabe | Nisshin Foods | 1 |
| #6 | Toshinori Suzuki | Kddi | 1 |
| #6 | Yasuhiro Takishima | Kddi | 1 |
| #6 | Sei Naito | Kddi | 1 |
| #6 | Katsuji Ando | Mitsubishi Electric | 1 |