Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D577808 | Electric fan | Chih-Huang Chang | 2008-09-30 |
| 6200475 | Method of converting organic waste by thermophilic fermentation | — | 2001-03-13 |
| 4914731 | Quickly formed light emitting diode display and a method for forming the same | — | 1990-04-03 |