Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10836975 | Refrigerator oil | Kentaro Yamaguchi, Souichirou Konno, Fumiyuki Nara | 2020-11-17 |
| 10611984 | Refrigerator oil, and working fluid composition for refrigerators | Ken Sawada, Akira Tada, Souichirou Konno | 2020-04-07 |
| 10550351 | Refrigerator oil and refrigerator working fluid composition | Tsutomu Takahashi, Akira Tada, Souichirou Konno | 2020-02-04 |