Top Inventors at Oppama Kogyo Kabushiki Kaisha All Time
Showing 1–11 of 11 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Hiromi Watanabe | 4 |
| 1 | Masao Iwata | 4 |
| 3 | Hiroshi Nakata | 3 |
| 3 | Shigeo Take | 3 |
| #5 | Ryuzo Harada | 2 |
| #6 | Kiyoshige Enomoto | 1 |
| #6 | Masato Nogawa | 1 |
| #6 | Norio Kawai | 1 |
| #6 | Yoshinori Ishikawa | 1 |
| #6 | Yoshiki Kitamura | 1 |
| #6 | Houkichi Souma | 1 |