Issued Patents 2019
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10513666 | Refrigerator oil and working fluid composition for refrigerators | Souichirou Konno, Kentaro Yamaguchi, Yohei Shono | 2019-12-24 |
| 10351793 | Refrigerator oil and working fluid composition for refrigerators | Takeshi Okido, Souichirou Konno | 2019-07-16 |
| 10344455 | Replaceable component management system for construction machine | Takashi Igarashi, Tetsuyoshi Tominaga, Takami Kusaki | 2019-07-09 |
| 10323208 | Refrigerator oil and working fluid composition for refrigerator | Hiroko Shimpo, Souichirou Konno, Ken Sawada, Kentaro Yamaguchi | 2019-06-18 |
| 10253276 | Refrigerating-machine oil and working-fluid composition for refrigerating machine | Tsutomu Takahashi, Souichirou Konno | 2019-04-09 |