Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12123629 | Heat source unit and refrigeration device having low-stage and high-stage compressors with four-way switching valve | Masaaki Takegami, Naoto Kimura | 2024-10-22 |
| 10782035 | Heat exchanger assembly and outdoor unit of refrigerating apparatus | Eriko Onojima, Tomohiro Masui, Hideki Sawamizu | 2020-09-22 |