Showing 1–17 of 17 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Toshiyuki Yamashita | Mitsubishi Electric | 4 |
| 2 | Reiji Segawa | Sumitomo Electric Industries | 2 |
| 2 | Tadayoshi Nagaoka | Nagaoka International | 2 |
| #4 | Koji Iwai | Kubota | 1 |
| #4 | Shin Nagata | Dainippon Screen Mfg. Co. | 1 |
| #4 | Tutomu Masui | Mitsubishi Materials | 1 |
| #4 | Akira Oi | Kabushiki Kaisha Neriki | 1 |
| #4 | Toyomi Yamagata | Sanyo Electric Co. | 1 |
| #4 | Kazuhiro Ueda | Delta Tooling Co. | 1 |
| #4 | Katsutoshi Hamada | Nidec | 1 |
| #4 | Kazuhiro Tsujino | Sanyo Electric Co. | 1 |
| #4 | Kenji Wakiguchi | Mitsubishi Materials | 1 |
| #4 | Teruyo Mori | Maruishi Pharmaceutical Co. | 1 |
| #4 | Tetsushi Ishimito | — | 1 |
| #4 | Toshihito Kido | Minolta Co. | 1 |
| #4 | Shuji Okabe | Unknown | 1 |
| #4 | Kensaku Nakamura | Koyo Seiko Co. | 1 |