Top Inventors at Koken Co. All Time
Showing 101–123 of 123 inventors
| Rank | Name | Patents |
|---|---|---|
| #43 | Toru Hayakawa | 1 |
| #43 | Toku Ishii | 1 |
| #43 | Toshihiro Nakae | 1 |
| #43 | Toshio Nishiyama | 1 |
| #43 | Toshiro Umezaki | 1 |
| #43 | Toru Yamashita | 1 |
| #43 | Toshiki Yoshimine | 1 |
| #43 | Tsunemasa Irie | 1 |
| #43 | Tsutomu Sato | 1 |
| #43 | Yasuhiko Fukasawa | 1 |
| #43 | Yasuji Nakaso | 1 |
| #43 | Yasuji Ueda | 1 |
| #43 | Yoshimitsu Mashiko | 1 |
| #43 | Yoichiro Nagasu | 1 |
| #43 | Yoshinobu Oyama | 1 |
| #43 | Yoshihiro Takada | 1 |
| #43 | Yutaka Endo | 1 |
| #43 | Yu Ishikawa | 1 |
| #43 | Yuji Kubota | 1 |
| #43 | Akio Doi | 1 |
| #43 | Akihiko Hisada | 1 |
| #43 | Akira Sato | 1 |
| #43 | Akiko Tanaka | 1 |