Showing 1–15 of 15 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Kunihiko Murata | Kanto Kagaku | 2 |
| 1 | Hitomi Hanyu | Ricoh Company | 2 |
| 1 | Noriyuki Kanbara | Alcare Co. | 2 |
| 1 | Rie Ishii | Ricoh Company | 2 |
| 1 | Toshiyuki Hisatsune | Sony | 2 |
| 1 | Jun Takayama | Sony | 2 |
| #7 | Tsukasa Sasaki | Shofu | 1 |
| #7 | Takuo Oowada | Kanto Kagaku | 1 |
| #7 | Junko Sekiguchi | GE | 1 |
| #7 | Toshihiro Takimoto | Kyocera | 1 |
| #7 | Mitsuo Zen | Senju Metal Industry Co. | 1 |
| #7 | Norio Yamada | Hitachi | 1 |
| #7 | Keiichi Kawada | Honda Motor Co. | 1 |
| #7 | Kazuma Noguchi | Pentel Kabushiki Kaisha | 1 |
| #7 | Norimasa Sohmiya | Ricoh Company | 1 |