Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1005131 | Take away cup carrier | Chen Biaoyun | 2023-11-21 |
| D1000291 | Take away cup carrier | — | 2023-10-03 |
| D1000292 | Take away cup carrier | — | 2023-10-03 |
| D986748 | Take away cup carrier | Chen Biaoyun | 2023-05-23 |
| 6683590 | Tricolor LED display system having audio output | Grantham Kwok-Hung Pang, Edward S. Yang, Chi Ho CHAN, Ka-Lim Ho | 2004-01-27 |
| 6445369 | Light emitting diode dot matrix display system with audio output | Edward S. Yang, Grantham Kwok-Hung Pang, Chris Sun-Kin Yeung, David Yang, Michael Kin-Ming Hong +3 more | 2002-09-03 |