Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6338257 | Separated type air conditioner with evaporative condensing apparatus | Chih-Hsien Huang | 2002-01-15 |
| 6286325 | Evaporative condensing apparatus | Tsui-Ling Hsuen, Chih-Hsien Huang | 2001-09-11 |
| 6101823 | Evaporative condensing apparatus | Tsui-Ling Hsuen, Chih-Hsien Huang | 2000-08-15 |
| 5964098 | Auxiliary condenser for air conditioners | CHIN-HSIEN HUANG, Allen Liu | 1999-10-12 |