Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7972456 | Method of producing tire | — | 2011-07-05 |
| 7014437 | Screw compressor | Masayuki Urashin, Shigekazu Nozawa, Takeshi Hida, Hirotaka Kameya | 2006-03-21 |
| 6884049 | Screw compressor and method of manufacturing rotor for the same | Takeshi Hida, Masayuki Urashin, Shigekazu Nozawa, Hirotaka Kameya, Atsushi Watanabe | 2005-04-26 |