Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9162196 | Closed-type rubber kneader kneading efficiency evaluation method | Osamu Ozawa | 2015-10-20 |
| 9056290 | Kneading system with closed-type rubber kneader | Osamu Ozawa | 2015-06-16 |
| 8715801 | Hose for transporting refrigerant | Kazuto Yamakawa | 2014-05-06 |
| 8535773 | Hose for transporting refrigerant | Kazuto Yamakawa | 2013-09-17 |