Showing 1–18 of 18 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Akihiro Yamaguchi | Mitsui Toatsu Chemicals, Incorporated | 29 |
| 2 | Takeshi Inoue | Nec | 8 |
| 3 | Susumu Okada | Kawasaki Steel | 5 |
| #4 | Takeshi Miura | Morpho | 3 |
| #5 | Satoshi Kawashima | Minebea Co. | 2 |
| #5 | Kenichi Yamada | Toyota | 2 |
| #5 | Takashi Miki | Brother Kogyo | 2 |
| #8 | Koji Yokoi | Nippon Sheet Glass Company, Limited | 1 |
| #8 | Yusuke Miyamoto | Canon | 1 |
| #8 | Isao Nakajima | Hitachi Koki Co. | 1 |
| #8 | Katsuhiko Kinoshita | Toyota | 1 |
| #8 | Hideo Yamada | Yamaha | 1 |
| #8 | Yoshihiro Hori | Sanyo Electric Co. | 1 |
| #8 | Tsutomu Hamabe | Toyota | 1 |
| #8 | Yukio Hara | — | 1 |
| #8 | Masakazu Ikeda | Denso | 1 |
| #8 | Shin Miyata | Toyota | 1 |
| #8 | Hideaki Iida | Toyota | 1 |