Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10321220 | Earcushion with acoustic tube | — | 2019-06-11 |
| 10264342 | Open headphone | Xiuhua Duan, Wenlai Zhang | 2019-04-16 |
| 6643131 | Wind guide device for CPU cooler | — | 2003-11-04 |
| 6272008 | Apparatus casing quick mounting arrangement | — | 2001-08-07 |
| 6161909 | Computer mainframe case and side cover arrangement | — | 2000-12-19 |
| 6065611 | Combination rack for holding a computer mainframe and an expansion unit | — | 2000-05-23 |
| 6062790 | Countersunk hole reinforcing structure | — | 2000-05-16 |
| 5980003 | Detachable case assembly for computer | — | 1999-11-09 |