Top Inventors at Yamada Chemical Co. 1989
Showing 1–10 of 10 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Katsuhiko Tsunemitsu | 5 |
| 2 | Hajime Kawai | 4 |
| 3 | Yoshiharu Fujino | 3 |
| #4 | Youji Shimizu | 2 |
| #4 | Seiichi Nieda | 2 |
| #4 | Kazuhiko Gendai | 2 |
| #7 | Yukihiko Sueto | 1 |
| #7 | Kouzou Mizuno | 1 |
| #7 | Masatoshi Taniguchi | 1 |
| #7 | Hideaki Fujisaki | 1 |