Top Inventors at Koyo Sangyo Co. All Time
Showing 1–23 of 23 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Hiroki Watanabe | 4 |
| 1 | Mitsumasa Horikawa | 4 |
| 1 | Takayuki Miyazaki | 4 |
| #4 | Mario Iwakata | 3 |
| #4 | Yasuo Tamura | 3 |
| #6 | Osamu Ohara | 2 |
| #6 | Ryoji Tanaka | 2 |
| #6 | Takahiko Gohma | 2 |
| #6 | Taisei Inoue | 2 |
| #6 | Tsugane Tanaka | 2 |
| #11 | Atsushi Nagakura | 1 |
| #11 | Hiroshi Yamamura | 1 |
| #11 | Katsutoshi Sasagawa | 1 |
| #11 | Koichi Kimura | 1 |
| #11 | Mitsunari Sasagawa | 1 |
| #11 | Naomi Kuwakubo | 1 |
| #11 | Senichirou Araki | 1 |
| #11 | Shin Shimizu | 1 |
| #11 | Soichi Funayama | 1 |
| #11 | Tsumoru Nomura | 1 |
| #11 | Yasuyo Omori | 1 |
| #11 | Shin Smimizu | 1 |
| #11 | Shinji Tanzawa | 1 |