Showing 1–14 of 14 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Takayuki Saito | Ebara | 3 |
| 2 | Norihiro Tanaka | Kao | 2 |
| 3 | Sigeru Aoki | Toyota Industries | 1 |
| 3 | Yoshihiro Yoneda | Sony | 1 |
| 3 | Hirohisa Suwabe | Hitachi | 1 |
| 3 | Chiharu Masuyama | Sankyo Holdings Co. | 1 |
| 3 | Masashi Iwata | Yazaki | 1 |
| 3 | Shuji Tagata | Kao | 1 |
| 3 | Mitsugu Hamajima | Kao | 1 |
| 3 | Katsuhiko Shibuya | Nihon Bayer Agrochem K. K. | 1 |
| 3 | Tomoaki Kobayashi | Pentax | 1 |
| 3 | Tomoaki Sakai | Honda Motor Co. | 1 |
| 3 | Ayumi Yoma | Kirin Brewery Co. | 1 |
| 3 | Tatsuya Sugimoto | Aisin Aw Co. | 1 |