Showing 1–25 of 25 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Yoshihiro Wada | Sharp Kabushiki Kaisha | 3 |
| 1 | Tomozo Sekiguchi | Pentel Kabushiki Kaisha | 3 |
| 3 | Mitsuo Onodera | — | 2 |
| 3 | Jun Takayama | Sony | 2 |
| 3 | Kunihiko Yoshikawa | Sumitomo Metal Industries | 2 |
| 3 | Hideyuki Takata | Trinity Industrial | 2 |
| 3 | Kunihiko Murata | Kanto Kagaku | 2 |
| 3 | Tadahiro Wakui | Kawasaki Steel | 2 |
| #9 | Hisao Sagara | Sanyo Electric Co. | 1 |
| #9 | Norio Yamada | Hitachi | 1 |
| #9 | Masamichi Tajima | Smc | 1 |
| #9 | Masayuki Kawasaki | Pentel Kabushiki Kaisha | 1 |
| #9 | Zenshiro Iijima | Adger Kogyo Co. | 1 |
| #9 | Yoshio Asou | Smc | 1 |
| #9 | Michikazu Miyamoto | Smc | 1 |
| #9 | Hiroshi Nobunaga | Isekikaihatsukohki | 1 |
| #9 | Isamu Takehara | Seiko Instruments | 1 |
| #9 | Mitsumasa Amada | — | 1 |
| #9 | Kikuo Koizumi | Totoku Electric Co. | 1 |
| #9 | Fumiyoshi Fujita | Yoshida Industry Co. | 1 |
| #9 | Kazuma Noguchi | Pentel Kabushiki Kaisha | 1 |
| #9 | Toshihiro Shirose | Kao | 1 |
| #9 | Kenzi Nishitani | Smc | 1 |
| #9 | Katsuhide Tamura | Canon | 1 |
| #9 | Mitsuo Zen | Senju Metal Industry Co. | 1 |