Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8113454 | Paper shredding roller assembly | — | 2012-02-14 |
| 6780761 | Via-first dual damascene process | Chih-Ning Wu, Ming-Hsing Liu, Hsiao-Pang Chou, Pei-Jen Wang | 2004-08-24 |
| 6540181 | Golf bag support apparatus | Chih-Hsiang Yang | 2003-04-01 |
| 6388576 | Minitype alcohol excessive warning device | Ko-Chien Liu, Yi-Chia Shen, Yao-Tsung Chang | 2002-05-14 |
| 5178175 | Removable rain water collecting device for umbrellas | — | 1993-01-12 |