Showing 1–18 of 18 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Fumio Matsui | Pioneer Electronic | 4 |
| 2 | Masami Tanaka | Nsk | 2 |
| 2 | Masatada Araki | Nippon Oil & Fats Co. | 2 |
| #4 | Tsutomu Toida | Jgc | 1 |
| #4 | Eiji Sawada | Kabushiki Kaisha Toshiba | 1 |
| #4 | Takao Takinami | Jgc | 1 |
| #4 | Hiroo Matsuoka | Jgc | 1 |
| #4 | Kunimitsu Iwahashi | Sugiyasu Industries Co. | 1 |
| #4 | Fumio Sugi | Aisan Kogyo Kabushiki Kaisha | 1 |
| #4 | Yutaka Abe Kanagawa | Chichibu Cement Co. | 1 |
| #4 | Kunio Shinkai | Howa Machinery | 1 |
| #4 | Katsutoshi Torita | Ngk Insulators | 1 |
| #4 | Syuzo Moroto | Aisin Aw Co. | 1 |
| #4 | Muneyuki Iwabuchi | Ngk Insulators | 1 |
| #4 | Shigemi Fujii | Noritake Co., Limited | 1 |
| #4 | Masahiro Shirai | Canon | 1 |
| #4 | Mitsuru Kojima | Jnc | 1 |
| #4 | Michihiro Ohashi | Toyota | 1 |