Showing 1–11 of 11 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Keiji Araki | Mazda Motor | 4 |
| 2 | Seiji Miura | Hitachi | 3 |
| 3 | Masahisa Kosaka | Hoya | 2 |
| #4 | Toshinori Takano | Mitsui Chemicals | 1 |
| #4 | Kiminori Kubo | Juken Sangyo Co. | 1 |
| #4 | Tadatomo Kimura | Kabushiki Kaisha Toshiba | 1 |
| #4 | Motohiro Oguri | Tosoh | 1 |
| #4 | Junya Fujii | Jms Co. | 1 |
| #4 | Yasutaka Ota | Toda Kogyo | 1 |
| #4 | Teruo Masuda | France Bed Co. | 1 |
| #4 | Shiro Otsuzuki | Mitsui Chemicals | 1 |