Issued Patents 2022
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11486621 | Controller and method for compressor, compressor assembly and refrigeration system | Zhiwei Shang, He Ma, Guocun Li | 2022-11-01 |
| 11480233 | Planetary speed-change mechanism | Norman Lien, Chi-Chen Tien, Pei-Sheng Hsieh | 2022-10-25 |
| D960866 | Speaker | — | 2022-08-16 |
| 11300183 | Structure of speed changer | Norman Lien, Chi-Chen Tien, Pei-Sheng Hsieh | 2022-04-12 |