Showing 1–10 of 10 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Tadashi Kawaguchi | Komatsu | 4 |
| 2 | Tetsu Sato | Mizusawa Industrial Chemicals | 1 |
| 2 | Shigeo Sugita | — | 1 |
| 2 | Naoya Gotou | Sanoh Industrial Co. | 1 |
| 2 | Hidenori Isago | Sanoh Industrial Co. | 1 |
| 2 | Akihiro Ishitoya | Kyosan Denki Co. | 1 |
| 2 | Satoshi Daimon | Sanoh Industrial Co. | 1 |
| 2 | Masaharu Kitano | Sharp Kabushiki Kaisha | 1 |
| 2 | Takashi Otomo | Daizo | 1 |
| 2 | Naoto Seo | Fujitsu Limited | 1 |