Showing 1–7 of 7 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Yoshio Hishikawa | Fujidenolo Co. | 3 |
| 2 | Takeshi Arimura | Fujidenolo Co. | 2 |
| 2 | Mitsugi Matsuyama | Fujidenolo Co. | 2 |
| 2 | Takashi Ogino | Fujidenolo Co. | 2 |
| 2 | Takayuku Goto | Baldwin-Japan | 2 |
| #6 | Kohtaro Nagazawa | Somar Manufacturing Co. | 1 |
| #6 | Kazuhide Oshiden | Earth Chemical Co. | 1 |