Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D643897 | Golf club | Michael Chun-chieh Lee | 2011-08-23 |
| D540649 | Skull handle bar | — | 2007-04-17 |
| D540143 | Horn handle bar | — | 2007-04-10 |
| 5754395 | Ergonomic keyboard for a portable computer which is moveable between two positions | Richard Hsu, Phillips Tsai | 1998-05-19 |