Showing 1–18 of 18 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Eiji Natori | Seiko Epson | 6 |
| 2 | Fumio Kitamura | Kitamura Kiden Co. | 4 |
| 3 | Mamoru Sugimoto | Seiko Epson | 3 |
| #4 | Yoshinori Shinohara | Nittoh Kogaku K.K. | 2 |
| #4 | Taira Hama | Kabushiki Kaisha Mihama Seisakusho | 2 |
| #4 | Mitsuo Ishiguro | Yoshida Industry Co. | 2 |
| #4 | Yoshio Taniguchi | Hitachi | 2 |
| #4 | Tetsuro Matsumoto | Hitachi | 2 |
| #9 | Toshitsugu Tajima | Kitamura Kiden Co. | 1 |
| #9 | Masato Shimada | Seiko Epson | 1 |
| #9 | Keiji Fukuhara | Seiko Epson | 1 |
| #9 | Hiroyoshi Iwasaki | Chino | 1 |
| #9 | Yasushi Kawakami | Brother Kogyo | 1 |
| #9 | Yoshihiko Kawakami | Nuvoton Technology Corporation Japan | 1 |
| #9 | Masayuki Kamiyama | Seiko Epson | 1 |
| #9 | Hideki Matsuda | Seiko Epson | 1 |
| #9 | Kazuaki Tanaka | Hitachi | 1 |
| #9 | Akiharu Koike | Kitamura Kiden Co. | 1 |