Showing 1–16 of 16 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Osamu Sugimoto | — | 5 |
| 2 | Yasumasa Tomori | Pentax | 4 |
| 3 | Yukichi Hayashi | — | 3 |
| #4 | Masataka Makizono | — | 2 |
| #4 | Yoshihito Koizumi | Riken Vitamin Co. | 2 |
| #4 | Shigeyuki Kataoka | Chugai Pharmaceutical | 2 |
| #4 | Yoshinori Kawashima | Honda Motor Co. | 2 |
| #4 | Masaki Akagawa | — | 2 |
| #9 | Osamu Fukuda | Fujikura | 1 |
| #9 | Hajime Miyajima | Toko Co. | 1 |
| #9 | Masayuki Tamara | — | 1 |
| #9 | Hideo Takahira | Eisai | 1 |
| #9 | Masauuki Tamura | — | 1 |
| #9 | Motoatsu Shiraishi | Honda Motor Co. | 1 |
| #9 | Yasuaki Aiba | Honda Motor Co. | 1 |
| #9 | Minoru Hara | Olympus Optical Co. | 1 |