Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D714047 | Saw sheath | — | 2014-09-30 |
| 6920888 | Foldable stick assembly | — | 2005-07-26 |
| D477200 | Conduit pedestal | — | 2003-07-15 |
| 5997752 | Water treating apparatus for raising oxygen solubility | Sheng-I Leu, Shun-Chen Chen, Sheng-Shih Cheng | 1999-12-07 |