Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11505760 | Refrigerator oil | Yohei Shono, Akira Tada, Takeshi Okido, Hidetoshi Ogata, Tatsuki Nakajima | 2022-11-22 |
| 11485926 | Refrigerant oil and method for producing refrigerant oil | Yohei Shono, Tatsuki Nakajima, Shogo Hashimoto, Hidetoshi Ogata | 2022-11-01 |
| 11384271 | Refrigerator, refrigerator oil, working fluid composition for refrigerator | Kentaro Yamaguchi, Satoshi Nagai, Hidetoshi Ogata | 2022-07-12 |