Showing 1–26 of 26 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Hiroshi Kato | Seiko Epson | 27 |
| 2 | Keiichi Ito | Yazaki | 6 |
| 3 | Kazuo Itoh | Itoh Denki Co. | 5 |
| 3 | Takashi Kubo | Sharp Kabushiki Kaisha | 5 |
| #5 | Tetsuya Kawamura | Panasonic | 3 |
| #5 | Yoshio Noguchi | Kotobuki & Co. | 3 |
| #5 | Shiro Hikita | Mitsubishi Electric | 3 |
| #5 | Akira Takenaka | Taiho Kogyo Co. | 3 |
| #9 | Takuji Magara | Mitsubishi Electric | 2 |
| #9 | Masahiro Iguchi | Noritz | 2 |
| #9 | Atsushi Fukui | Panasonic | 2 |
| #9 | Satoru Ito | Seiko Epson | 2 |
| #9 | Hirofumi Watanabe | Ricoh Company | 2 |
| #14 | Katsumi Yamaguchi | Clarion Co. | 1 |
| #14 | Takao Adachi | Ultramemory | 1 |
| #14 | Shinya Mori | Ricoh Company | 1 |
| #14 | Takashi Asakura | Kyokuto Kaihatsu Kogyo Co. | 1 |
| #14 | Yoshinobu Tanaka | Olympus | 1 |
| #14 | Yoshihiro Miura | Toyoda Gosei Co. | 1 |
| #14 | Takuya Asano | Panasonic | 1 |
| #14 | Takashi Iida | Toyoda Gosei Co. | 1 |
| #14 | Takeshi Yoshimura | Ntt Docomo | 1 |
| #14 | Atsushi Hattori | Mitutoyo | 1 |
| #14 | Shigeyuki Inagaki | Daido Tokushuko | 1 |
| #14 | Akio Nishiyama | Panasonic | 1 |
| #14 | Daisuke Mori | Kyocera | 1 |