Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10144855 | Working fluid composition for refrigerator | Masanori Saito, Souichirou Konno, Kuniko Adegawa | 2018-12-04 |
| 10053644 | Refrigerator oil, and working fluid composition for refrigerators | Hitoshi Takahashi, Tsutomu Takahashi, Hiroko Shimpo, Souichirou Konno | 2018-08-21 |