Showing 1–11 of 11 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Tomohiro Inoue | Ricoh Company | 10 |
| 2 | Hiroshi Nakashima | NTT | 5 |
| 3 | Takeshi Ohno | Yokogawa Electric | 3 |
| 3 | Yoshitaka Sato | Olympus | 3 |
| 3 | Kenji Shimizu | Showa Denko K.K. | 3 |
| 3 | Toru Sugiyama | Kabushiki Kaisha Toshiba | 3 |
| #7 | Takayuki Mizuno | NTT | 2 |
| #7 | Norio Yamamoto | Denso | 2 |
| #9 | Yoshiya Watanabe | Audio-Technica | 1 |
| #9 | Kei TAKESHITA | NTT | 1 |
| #9 | Takayuki Hamada | Ajinomoto Co. | 1 |