Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE37129 | Display pack having a rotatable security member | — | 2001-04-10 |
| 5941386 | Portable tool holder with theft prevention | Bobby Hu | 1999-08-24 |
| 5850768 | Pliers for gripping workpieces of different sizes | — | 1998-12-22 |
| 5785174 | Display pack having a rotatable security member | — | 1998-07-28 |
| 5730303 | Hand tool rack | — | 1998-03-24 |
| 5660089 | Pliers for gripping workpieces of different sizes | — | 1997-08-26 |
| 5533427 | Ratchet wrench having ratchet teeth of higher strength | — | 1996-07-09 |
| 5531140 | Coupling mechanism of socket wrench extension | — | 1996-07-02 |
| D365681 | Tool holder for wrenches | — | 1996-01-02 |
| 5447232 | Tool holder | — | 1995-09-05 |
| 5394966 | Latch device for a case | — | 1995-03-07 |
| D355826 | Tool holder | — | 1995-02-28 |
| D352219 | Tool holder | — | 1994-11-08 |
| 5346063 | Tool holder | — | 1994-09-13 |
| 5328029 | Tool holder with cavities for sockets | — | 1994-07-12 |
| 5295422 | Wrench having a greater driving strength | — | 1994-03-22 |
| D343976 | Tool display rack | — | 1994-02-08 |
| D340628 | Ratchet wrench | — | 1993-10-26 |
| 5144869 | Control device for ratchet wrenches | — | 1992-09-08 |
| 5133455 | Tool box | — | 1992-07-28 |
| D326985 | Ratchet wrench | — | 1992-06-16 |
| D327076 | Portable spreader for seeds or fertilizer | — | 1992-06-16 |
| 5054693 | Portable distributor for seeds or fertilizer | — | 1991-10-08 |
| 5036975 | Tool box having a retaining device | — | 1991-08-06 |
| 4862775 | Control device for ratchet wrenches | — | 1989-09-05 |