Top Inventors at Nihon Koshuha Co. All Time
Showing 1–17 of 17 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Kibatsu Shinohara | 16 |
| 2 | Nobuo Ishii | 4 |
| 2 | Seiji Samukawa | 4 |
| 2 | Tsutomu Tsukada | 4 |
| 2 | Yukito Nakagawa | 4 |
| #6 | Hiroyuki Ueyama | 3 |
| #7 | Shigetsugu Tsuruoka | 2 |
| #8 | Hiroshi Hasunuma | 1 |
| #8 | Hirofumi Matsumoto | 1 |
| #8 | Hirobumi Matsumoto | 1 |
| #8 | Hisaaki Sato | 1 |
| #8 | Satoru Ishida | 1 |
| #8 | Shuichi Aizawa | 1 |
| #8 | Yasuo Niimura | 1 |
| #8 | Yasuyoshi Yasaka | 1 |
| #8 | Yutaka Arisumi | 1 |
| #8 | Yutaka Arizumi | 1 |