Top Inventors at Nippon Piston Ring Co. 2016
Showing 1–12 of 12 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Atsushi Chiba | 2 |
| 1 | Makoto Kajiwara | 2 |
| 3 | Hideshi Hitosugi | 1 |
| 3 | Hiroyuki Sugiura | 1 |
| 3 | Iwao Hiraishi | 1 |
| 3 | Kazuhiro Fujimura | 1 |
| 3 | Katsuaki Ogawa | 1 |
| 3 | Kazuhiro Sameshima | 1 |
| 3 | Kazutomo Takahashi | 1 |
| 3 | Kenji Arai | 1 |
| 3 | Michihiro Ito | 1 |
| 3 | Naoyuki Akimoto | 1 |