Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Satoshi Nakamura | Ricoh Company | 16 |
| 2 | Keiji Yamamoto | Kobelco Construction Machinery Co. | 2 |
| 3 | Yoshitaka Nishimoto | Nishikawa Rubber Co. | 1 |
| 3 | Shinichiro Maeda | Delta Tooling Co. | 1 |
Part of Michigan