Showing 1–20 of 20 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Hidemasa Yamakawa | Seiko Epson | 11 |
| 2 | Kesahiro Koike | Hoya | 7 |
| 2 | Sadayuki Okuni | Shin-Etsu Handotai Co. | 7 |
| #4 | Naomi Yoshiike | Tdk | 4 |
| #5 | Masakazu Tokumura | Takamisawa Cybernetics Co. | 2 |
| #5 | Naoyoshi Sainokami | Alps Electric Co. | 2 |
| #7 | Syoji Itomi | Ntn | 1 |
| #7 | Toshiyuki Wakatsuki | Citizen Electronics Co. | 1 |
| #7 | Akihiko Ohira | Kabushiki Kaisha Aichi | 1 |
| #7 | Hiroshi Miyanokoshi | — | 1 |
| #7 | Sigeki Nakano | Shipley Company, L.L.C. | 1 |
| #7 | Hajime Shiogai | Nihon Seimitsu Sokki Co. | 1 |
| #7 | Shintaro Mitsuhashi | Nihon Seimitsu Sokki Co. | 1 |
| #7 | Takami Terai | NTT | 1 |
| #7 | Tadanori Nitta | NTT | 1 |
| #7 | Kiromasa Hashimoto | Shin-Etsu Handotai Co. | 1 |
| #7 | Hiromitsu Ishi | Shin-Etsu Handotai Co. | 1 |
| #7 | Rei Koyama | Kotobuki Seiyaku Co. | 1 |
| #7 | Sadayoshi Narusawa | Tamron Co. | 1 |
| #7 | Shigeharu Yoshimuta | Japan Atomic Energy Research Institute | 1 |