Issued Patents 2025
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12344811 | Refrigerator oil and working fluid composition for refrigerator | Fumiyuki Nara, Hidetoshi Ogata | 2025-07-01 |
| 12270007 | Refrigerator oil, and working fluid composition for refrigerator | Fumiyuki Nara, Hidetoshi Ogata | 2025-04-08 |
| 12258532 | Refrigerator oil, and working fluid composition for refrigerator | Hidetoshi Ogata, Fumiyuki Nara | 2025-03-25 |
| 12252662 | Refrigerator oil and refrigerator working fluid composition | Tatsuki Nakajima, Shogo Hashimoto, Yuya MIZUTANI, Hidetoshi Ogata | 2025-03-18 |
| 12247177 | Refrigerator oil and refrigerator working fluid composition | Tatsuki Nakajima, Shogo Hashimoto, Yuya MIZUTANI, Hidetoshi Ogata | 2025-03-11 |
| 12227712 | Refrigerating machine oil, working fluid composition for refrigerating machine, lubricating method, and method for producing refrigerating machine oil | Fumiyuki Nara | 2025-02-18 |