Top Inventors at Shinagawa Refractories Co. 1989
Showing 1–13 of 13 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Kenji Ichikawa | 2 |
| 2 | Yoichiro Kawabe | 1 |
| 2 | Yoshifumi Shigeta | 1 |
| 2 | Hitoshi Iwado | 1 |
| 2 | Kenji Yamamoto | 1 |
| 2 | Koyo Yanagawa | 1 |
| 2 | Masahiko Nose | 1 |
| 2 | Mototsugu Osada | 1 |
| 2 | Noboru Tsukamoto | 1 |
| 2 | Osamu Nomura | 1 |
| 2 | Takashi Otsuka | 1 |
| 2 | Tadao Taniguchi | 1 |
| 2 | Eishi Iida | 1 |