Showing 1–7 of 7 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Toshio Ishikawa | Hitachi | 61 |
| 2 | Yoshiharu Harada | Toyota | 36 |
| 3 | Akira Tsuzuki | Citizen Watch Co. | 29 |
| #4 | Koji Takizawa | Nihon Kohden | 24 |
| #5 | Akio Kikuchi | Wacom Co. | 10 |
| #6 | Manabu Honda | Pioneer Electronic | 7 |
| #7 | Ko Matsuoka | Kabushiki Kaisha Toshiba | 3 |