Showing 1–20 of 20 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Kazuo Uematsu | Mitsubishi Electric | 4 |
| 2 | Masayoshi Suehiro | Nippon Steel | 3 |
| 3 | Hitoshi Asahi | Nippon Steel | 2 |
| #4 | Takehiko Toh | Nippon Steel | 1 |
| #4 | Yukihiko Horii | Nippon Steel | 1 |
| #4 | Toru Akashi | Nippon Steel | 1 |
| #4 | Shuuichi Hamausu | Nippon Steel | 1 |
| #4 | Tatsumi Saito | Fuji Machine Mfg. Co. | 1 |
| #4 | Yasumitsu Kondou | Nippon Steel | 1 |
| #4 | Yoichi Matsuzaki | Nippon Steel | 1 |
| #4 | Hidesato Mabuchi | Nippon Steel | 1 |
| #4 | Takashi Moroboshi | Victor Company Of Japan | 1 |
| #4 | Hisashi Masumura | Shin-Etsu Handotai Co. | 1 |
| #4 | Kenichiro Naito | Nippon Steel | 1 |
| #4 | Hiroyuki Mitake | Nippon Steel | 1 |
| #4 | Shigeru Ohkita | Nippon Steel | 1 |
| #4 | Ikuko Shiina | Nippon Steel | 1 |
| #4 | Yoichi Nagatake | Nippon Steel | 1 |
| #4 | Yasuhide Morimoto | Nippon Steel | 1 |
| #4 | Kazuto Yamamura | Nippon Steel | 1 |