Showing 1–16 of 16 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Tetsuo Tatsuda | Seiko Epson | 5 |
| 2 | Takuro Suyama | Olympus | 3 |
| 2 | Tamotsu Endo | Koa | 3 |
| #4 | Keishi Nakamura | Koa | 2 |
| #4 | Kazuhisa Ushiyama | Koa | 2 |
| #4 | Masayuki Kamijima | Seiko Epson | 2 |
| #4 | Koichi Minowa | Koa | 2 |
| #4 | Chika Ito | Koa | 2 |
| #9 | Youhei Sakai | Olympus | 1 |
| #9 | Go Yamashita | Seiko Epson | 1 |
| #9 | Sho Matsuzaki | Seiko Epson | 1 |
| #9 | Shingo Toji | Medical & Biological Laboratories Co. | 1 |
| #9 | Toshiya Usuda | Seiko Epson | 1 |
| #9 | Mikito Nakajima | Seiko Epson | 1 |
| #9 | Soya Miyajima | Koa | 1 |
| #9 | Mikimoto Jin | Seiko Epson | 1 |