Showing 1–18 of 18 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Toshiaki Shimogawa | Nippon Soken | 6 |
| 2 | Takanori Tanaka | Olympus | 3 |
| 3 | Tsuneyuki Egami | Nippon Soken | 2 |
| 3 | Takaharu Idogaki | Nippon Soken | 2 |
| 3 | Toshikazu Ina | Nippon Soken | 2 |
| #6 | Kazuo Iwase | Pilot Ink Company, Limited | 1 |
| #6 | Masahiko Nakada | Toyota | 1 |
| #6 | Kenichi Abe | Jtekt | 1 |
| #6 | Makoto Kato | Sumitomo Electric Industries | 1 |
| #6 | Yoshiyuki Kago | Nippon Soken | 1 |
| #6 | Takashi Kurahashi | Nippondenso Co. | 1 |
| #6 | Norihito Tokura | Denso | 1 |
| #6 | Minoru Izawa | Aisin Seiki Kabushiki Kaisha | 1 |
| #6 | Takuji Taniguchi | Toyota | 1 |
| #6 | Tatsushi Kubota | Mitsubishi Electric | 1 |
| #6 | Hisami Tsujio | Aisin Seiki Kabushiki Kaisha | 1 |
| #6 | Yasumasa Nagasaka | Toyota | 1 |
| #6 | Satoshi Matsuda | Kabushiki Kaisha Toshiba | 1 |