Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D421937 | Bike frame guard | — | 2000-03-28 |
| 5982625 | Semiconductor packaging device | Kun-Ching Chen, Tao-Yu Chen, Yung-I Yeh, Wu Wang, Chun-Che Lee +1 more | 1999-11-09 |
| 5948382 | Selective oxidation of hydrogen sulfide in the presence of mixed-oxide catalyst containing iron, molybdenum and antimony | Kuo-Tseng Li | 1999-09-07 |
| D409528 | Bike frame guard | — | 1999-05-11 |
| D385513 | Cycle for children | — | 1997-10-28 |
| D383099 | Bicycle for children | — | 1997-09-02 |