Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10156389 | Refrigeration cycle apparatus with oil separator switching valve | Hiroki ISHIYAMA, Satoru YANACHI | 2018-12-18 |
| 10001318 | Heat pump device that draws heat from both the atmosphere and another heat source | Yoshiro Aoyagi | 2018-06-19 |
| 9909785 | Heat pump device with simultaneous use of air and geothermal heat sources | — | 2018-03-06 |