Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10647901 | Refrigerating machine oil composition and working fluid composition for refrigerating machine using same | Takahiro Sawada, Aya Okita | 2020-05-12 |
| 10640691 | Refrigerating machine oil composition and working fluid composition for refrigerating machine using same | Takahiro Sawada, Aya Okita | 2020-05-05 |