Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12129930 | Nut, electronic expansion valve and stop structure thereof, and refrigeration device | Longhua HUANG, Chao-Chuan Chen, Bo Ching Jiang | 2024-10-29 |
| 11867439 | Stator assembly, electronic expansion valve and refrigeration device | Chao-Chuan Chen, Longhua HUANG, Bo Ching Jiang | 2024-01-09 |
| 8439330 | Stem shoulder seal with double rings and an assembly of independent dual stem seals | Changxiang Xu, Zhanji Chen | 2013-05-14 |
| 7736030 | Solid-state illumination lamp structure | Wen-Ho Chen, Ming-Kang Chen | 2010-06-15 |