Showing 1–19 of 19 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Takaichi Nakaya | Citizen Watch Co. | 7 |
| 2 | Takashi Hatanaka | Hoya | 5 |
| 3 | Masataka Shirai | Hitachi | 4 |
| #4 | Junichi Tachibana | Sony | 2 |
| #4 | Kentaro Ichinoseki | Kabushiki Kaisha Toshiba | 2 |
| #4 | Aya Yanagisawa | Bridgestone | 2 |
| #7 | Yasuo Okami | Casio Computer Co. | 1 |
| #7 | Tatsuo Takahashi | Rca | 1 |
| #7 | Hiroshi Hashi | Olympus Optical Co. | 1 |
| #7 | Satoshi Hamatani | Bridgestone | 1 |
| #7 | Seiichi TAHARA | Bridgestone | 1 |
| #7 | Hiroaki OTSUBO | Casio Computer Co. | 1 |
| #7 | Yoshimichi Masuda | Nikkiso Co. | 1 |
| #7 | Toshiyuki Aritsuka | Hitachi | 1 |
| #7 | Katsumi Ouchi | Hitachi | 1 |
| #7 | Shin Furuya | Bridgestone Tire Company Limited | 1 |
| #7 | Yasuhiro Okusawa | Olympus | 1 |
| #7 | Gen Shiina | Fujifilm Healthcare | 1 |
| #7 | Yoshihiro Teshima | Casio Computer Co. | 1 |