Issued Patents All Time
Showing 51–53 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D634911 | Trash can | Frank Yang, Tzu-Hao Wei, Di-Fong Chang | 2011-03-22 |
| D580615 | Trash can | Frank Yang, Tzu-Hao Wei, Myk Lum | 2008-11-11 |
| D580613 | Trash can | Frank Yang, Tzu-Hao Wei, Myk Lum | 2008-11-11 |