Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10759982 | Refrigerator oil | Yohei Shono, Yuya MIZUTANI, Takeshi Okido, Hidetoshi Ogata | 2020-09-01 |
| 10611984 | Refrigerator oil, and working fluid composition for refrigerators | Hitoshi Takahashi, Ken Sawada, Souichirou Konno | 2020-04-07 |
| 10550351 | Refrigerator oil and refrigerator working fluid composition | Hitoshi Takahashi, Tsutomu Takahashi, Souichirou Konno | 2020-02-04 |