Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8669339 | Polybutadiene, modified polybutadiene, method for producing both, and rubber-reinforced styrene resin composition using same | Yasuyoshi Okabe, Yuuji Matsudaira, Chaiyaket Vichuta | 2014-03-11 |
| 8277207 | Oil supply method of two-stage screw compressor, two-stage screw compressor applying the method, and method of operating refrigerating machine having the compressor | Takayuki Kishi, Kazuya Yamada, Tomoo Takenoshita | 2012-10-02 |
| 7722346 | Oil supply method of two-stage screw compressor, two-stage screw compressor applying the method, and method of operating refrigerating machine having the compressor | Takayuki Kishi, Kazuya Yamada, Tomoo Takenoshita | 2010-05-25 |