Top Inventors at Kiwa Chemical Industry Co. All Time
Showing 1–11 of 11 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Shigeo Yukawa | 7 |
| 2 | Hiroki Tanaka | 5 |
| 3 | Masanobu Tanaka | 3 |
| 3 | Shunji Maekawa | 3 |
| #5 | Jiro Sukoboshi | 2 |
| #5 | Tadashi Oura | 2 |
| #7 | Hideyuki Oki | 1 |
| #7 | Ippei Maekawa | 1 |
| #7 | Yasuyoshi Iwamoto | 1 |
| #7 | Yoshitaka Ura | 1 |
| #7 | Yukihiro Maeda | 1 |