Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6481990 | Hydraulically balanced multi-vane hydraulic motor | Tom Cheuk-In Wong, Albert Wong | 2002-11-19 |
| 6481992 | Vane pump | Albert Wong, Tom Cheuk-In Wong, Gary Ray Minnis | 2002-11-19 |
| 6422845 | Rotary hydraulic vane pump with improved undervane porting | Albert Wong, Tom Cheuk-In Wong | 2002-07-23 |
| 6390783 | Hydraulic pump having low aeration single return boost reservoir | Albert Wong, Tom Cheuk-In Wong | 2002-05-21 |