Showing 1–9 of 9 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Isao Ona | Dow Corning Toray Silicone Company | 5 |
| 2 | Masaki Okazaki | Fujitsu Limited | 2 |
| 3 | Osamu Tsumura | Idemitsu Kosan Co. | 1 |
| 3 | Saburo Ishiyama | Idemitsu Kosan Co. | 1 |
| 3 | Seiji Naruse | Lion Group | 1 |
| 3 | Kazuo Hirai | Dow Corning Toray Silicone Company | 1 |
| 3 | Norio Ogata | Idemitsu Petrochemical Co. | 1 |
| 3 | Kazuyoshi Koike | Idemitsu Kosan Co. | 1 |
| 3 | Kenichi Hisatsuka | Idemitsu Kosan Co. | 1 |