Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6997185 | Adjustable auxiliary apparatus of stable air conditioning for human respiratory system | Hua Ting | 2006-02-14 |
| 6742206 | Nurse robot | — | 2004-06-01 |
| 6644937 | Water powered pumping system with fluid link | — | 2003-11-11 |
| 5511954 | Water pumping system using solar energy | — | 1996-04-30 |
| 5505573 | Parking tower | — | 1996-04-09 |
| 4930993 | Energy regenerative apparatus for a water hammer type pump | Tai-Feng Chang | 1990-06-05 |