Showing 1–7 of 7 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Hironobu Nakamura | Ishikawa Gasket Co. | 3 |
| 2 | Kazutoshi Tohyama | Ngk Insulators | 2 |
| 3 | Tatsuo Hayashi | Honda Motor Co. | 1 |
| 3 | Mamoru Murata | Fuji Photo Optical Co. | 1 |
| 3 | Hiroyoshi Ueno | Oji Paper Co. | 1 |
| 3 | Shinichi Nagasawa | Hoshizaki Denki | 1 |
| 3 | Toru Fujimitsu | Mitutoyo | 1 |