Chen; Shwu Ruu
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chen; Shwu Ruu.The latest application filed is for "tool box having drawers".
- Chen; Shwu Ruu - Taichung TW
| Patent | Date |
|---|---|
| Ratchet wrench Grant 6,862,956 - Chen March 8, 2 | 2005-03-08 |
| Tool box having drawers Grant 6,688,615 - Chen February 10, 2 | 2004-02-10 |
| Tool box having drawers App 20030155729 - Chen, Shwu Ruu | 2003-08-21 |
| Ratchet tool Grant 6,382,052 - Chen May 7, 2 | 2002-05-07 |
| Drawer assembly for a tool box Grant 6,068,123 - Chen May 30, 2 | 2000-05-30 |
| Tool box Grant 5,788,072 - Chen August 4, 1 | 1998-08-04 |
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