Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10003579 | Method for making friends anonymously under instant messaging communications in order to protect a real personal identity | Der-Hwa Tan, Hsi-Chuan Wei | 2018-06-19 |
| 6603091 | Cleaning device with deeply reaching plasma and assisting electrodes | Yong-Hau Foo, Paul O. Hong | 2003-08-05 |
| 6476341 | Cleaning device with deeply reaching plasma and assisting electrodes | Yong-Hau Foo, Paul O. Hong | 2002-11-05 |