Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6094787 | Fastening device | — | 2000-08-01 |
| 5676532 | Adjustable one-way rotary liquid pumping device | Lu Cheng | 1997-10-14 |
| 5547055 | Unidirectional roller bearing with roller retaining structure | I-Heng Chen | 1996-08-20 |
| 5533951 | Equilibrium breaking type load carrying means for use in a treadmill | — | 1996-07-09 |
| 5472234 | Safety belt set for damping back directed impact force | — | 1995-12-05 |
| 4965008 | Bar of soap having a recessed portion for receiving another, used, piece of soap | — | 1990-10-23 |