Top Inventors at Nittetsu Steel Drum Co. All Time
Showing 1–11 of 11 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Takao Tsukamura | 2 |
| 2 | Hirofumi Irie | 1 |
| 2 | Kazuo Kajiwara | 1 |
| 2 | Keisuke Nakagaki | 1 |
| 2 | Makoto Inoue | 1 |
| 2 | Mitsuo Sasai | 1 |
| 2 | Tetuo Kubota | 1 |
| 2 | Tomoki Yoshizumi | 1 |
| 2 | Youichi Kobayashi | 1 |
| 2 | Eiichiro Ikuno | 1 |
| 2 | Kiyozi Tomikawa | 1 |