Showing 1–19 of 19 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Shoji Yoshinaga | Hitachi | 3 |
| 1 | Yasunori Masaki | Hitachi | 3 |
| 1 | Teizo Yamaji | Teijin Limited | 3 |
| #4 | Shigeki Yokoyama | Fujitsu Limited | 2 |
| #4 | Ryoichi Yamamoto | Fujitsu Limited | 2 |
| #6 | Kunio Yamamoto | Hitachi Koki Co. | 1 |
| #6 | Katsuto Ito | Nippon Mining & Metals Co. | 1 |
| #6 | Morihiro Hasegawa | Nisshin Steel Co. | 1 |
| #6 | Kenichi Matsumura | Smc | 1 |
| #6 | Hideaki Ishida | Casio Computer Co. | 1 |
| #6 | Mitsuo Matsumoto | Kuraray Co. | 1 |
| #6 | Masayasu Isibasi | Mitsui Petrochemical Industries | 1 |
| #6 | Matsuzo Todo | Hitachi | 1 |
| #6 | Hirosige Kawano | Hitachi | 1 |
| #6 | Shigeaki Maruhashi | Nisshin Steel Co. | 1 |
| #6 | Tadaaki Fujimoto | Mitsui Petrochemical Industries | 1 |
| #6 | Toshio Oku | Machida Endoscope Co. | 1 |
| #6 | Takaaki Okamura | Toyo Kohan Co. | 1 |
| #6 | Sadayuki Nakamura | Daido Tokushuko | 1 |