Tsao; Wen-Hai
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tsao; Wen-Hai.The latest application filed is for "cutting angle adjustment device for a stone cutter".
- Tsao; Wen-Hai - Fongyuan City 420 Taichung County TW
- Tsao; Wen-Hai - Feng-Yuan City Taichung Hsien TW
- Tsao; Wen-Hai - Feng-Yuan City 42041 TW
| Patent | Date |
|---|---|
| Cutting angle adjustment device for a stone cutter Grant 7,552,725 - Chen , et al. June 30, 2 | 2009-06-30 |
| Cutting mechanism minute adjustment device for a stone cutter Grant 7,044,121 - Tsao May 16, 2 | 2006-05-16 |
| Blade angle adjustment device for a stone cutter Grant 6,932,075 - Tsao August 23, 2 | 2005-08-23 |
| Portable stone cutter Grant 6,883,511 - Tsao April 26, 2 | 2005-04-26 |
| Structurally improved stone cutter Grant 6,679,244 - Tsao January 20, 2 | 2004-01-20 |
| Stone cutter Grant 6,263,866 - Tsao July 24, 2 | 2001-07-24 |
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