Showing 1–9 of 9 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Yutaka Yoshida | Fujifilm | 186 |
| 2 | Eiji Shirai | Kao | 50 |
| 3 | Hiroshi Miyawaki | Noritsu Koki Co. | 24 |
| #4 | Yoshihide Sugiyama | Ricoh Company | 20 |
| #5 | Takeya Sakai | Hayashi Telempu | 11 |
| #6 | Naoki Kyochika | Kao | 6 |
| #7 | Yoshiaki Ban | Kao | 5 |
| #8 | Hirohisa Takeda | Sony | 4 |
| #9 | Yoshitaka Nakatani | Kao Soap Co. | 3 |