Showing 1–7 of 7 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Naoya Hasegawa | Alps Electric Co. | 11 |
| 2 | Masayoshi Hino | Mitsui Chemicals | 2 |
| 2 | Hitoshi Nakatsuka | Kuraray Co. | 2 |
| #4 | Shoji Morinaga | Sumitomo Heavy Industries Process Equipment Co. | 1 |
| #4 | Katsushi Hirata | Panasonic | 1 |
| #4 | Yoshihisa Tokumasu | Sumitomo Chemical | 1 |
| #4 | Hidehiko Okabe | Kuraray Co. | 1 |