Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6481910 | Toothbrush with refilling of toothpaste | — | 2002-11-19 |
| 6334451 | Toothbrush with filling of toothpaste | — | 2002-01-01 |
| 6094466 | High-frequency CMOS dual/multi modulus prescaler | Shen-Iuan Liu, Liang-Gee Chen | 2000-07-25 |
| 5930322 | Divide-by-4/5 counter | Shen-Iuan Liu | 1999-07-27 |