Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10465959 | Refrigerant circulation device, method for circulating refrigerant and method for suppressing isomerization | Kenji Ueda, Naoki Kobayashi, Yoshinori Akamatsu, Fuyuhiko Sakyu | 2019-11-05 |
| 10443899 | Refrigerant circulation device, refrigerant circulation method, refrigerant filling method, and method for operating refrigerant circulation device | Noriyuki MATSUKURA, Kenji Ueda, Naoki Kobayashi, Ryosuke SUEMITSU, Norihisa HORAGUCHI +1 more | 2019-10-15 |
| 10443912 | Refrigerant circulation device, method for circulating refrigerant and acid suppression method | Kenji Ueda, Naoki Kobayashi, Yoshinori Akamatsu, Fuyuhiko Sakyu | 2019-10-15 |
| 10215455 | Heat transmission method and high-temperature heat pump device | Satoru Okamoto, Masatomi Kanai | 2019-02-26 |