Showing 1–23 of 23 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Hiroshi Kato | Seiko Epson | 16 |
| 2 | Keiichi Ito | Yazaki | 10 |
| 3 | Takashi Kubo | Sharp Kabushiki Kaisha | 8 |
| #4 | Takeshi Honda | Nec | 4 |
| #4 | Yoshio Noguchi | Kotobuki & Co. | 4 |
| #6 | Yoshinobu Tanaka | Olympus | 3 |
| #6 | Hirofumi Watanabe | Ricoh Company | 3 |
| #8 | Tetsuya Kawamura | Panasonic | 2 |
| #9 | Yoshimasa Morishita | J.S.T. Mfg. Co. | 1 |
| #9 | Takao Adachi | Ultramemory | 1 |
| #9 | Satoru Ito | Seiko Epson | 1 |
| #9 | Atsushi Fukui | Panasonic | 1 |
| #9 | Yasuo Nozaki | Across Co. | 1 |
| #9 | Masahiro Iguchi | Noritz | 1 |
| #9 | Tadahiro Miyazaki | Mitsui Chemicals | 1 |
| #9 | Katsumi Yamaguchi | Clarion Co. | 1 |
| #9 | Michio Aitani | Oryza Oil & Fat Chemical Co. | 1 |
| #9 | Atsushi Hattori | Mitutoyo | 1 |
| #9 | Akio Nishiyama | Panasonic | 1 |
| #9 | Takeshi Yoshimura | Ntt Docomo | 1 |
| #9 | Shiro Hikita | Mitsubishi Electric | 1 |
| #9 | Takuji Magara | Mitsubishi Electric | 1 |
| #9 | Masao Okamura | Glory | 1 |