Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10774646 | Rotary engine with oil pump | Byeonghun Yu, Byeongchul Lee | 2020-09-15 |
| 10718331 | Compressor having a lubrication surface formed on a roller thereof | Seokhwan Moon, Byeongchul Lee | 2020-07-21 |
| 10550696 | Rotary compressor with vane coupled to rolling piston | Gukhyun Cho, Byeongchul Lee | 2020-02-04 |