Issued Patents 2019
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10513666 | Refrigerator oil and working fluid composition for refrigerators | Hitoshi Takahashi, Kentaro Yamaguchi, Yohei Shono | 2019-12-24 |
| 10414962 | Working fluid composition for refrigerator | Masanori Saito, Takeshi Okido, Kuniko Adegawa | 2019-09-17 |
| 10400191 | Refrigerating machine oil, and working fluid composition for refrigerating machines | — | 2019-09-03 |
| 10351793 | Refrigerator oil and working fluid composition for refrigerators | Hitoshi Takahashi, Takeshi Okido | 2019-07-16 |
| 10323208 | Refrigerator oil and working fluid composition for refrigerator | Hitoshi Takahashi, Hiroko Shimpo, Ken Sawada, Kentaro Yamaguchi | 2019-06-18 |
| 10253276 | Refrigerating-machine oil and working-fluid composition for refrigerating machine | Hitoshi Takahashi, Tsutomu Takahashi | 2019-04-09 |