Yueh-Hsun Chang

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Nan-Tou Hsien, TW

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Patents Grantslast 30 patents

Information Patent Grant
Supporting device for mounting a protective cover to shield a cutti...
- Patent number 7,475,622
- Issue date Jan 13, 2009
- P&F Brother Industrial Corporation
- Yueh-Hsun Chang
- B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information Patent Grant
Protective cover device for a sawing machine
- Patent number 7,302,878
- Issue date Dec 4, 2007
- P&F Brother Industrial Corporation
- Yueh-Hsun Chang
- B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information Patent Grant
Cutting apparatus with a light-emitting unit for alignment of a wor...
- Patent number 6,988,439
- Issue date Jan 24, 2006
- P&F Brother Industrial Corporation
- Ta-Chung Liu
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Cutting apparatus with a position adjustable light-emitting unit
- Patent number 6,820,528
- Issue date Nov 23, 2004
- P&F Brother Industrial Corporation
- Ta-Chang Liu
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Protective cover device for a sawing machine
- Publication number 20060260456
- Publication date Nov 23, 2006
- Yueh-Hsun Chang
- B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information Patent Application
Cutting apparatus with a light-emitting unit for alignment of a wor...
- Publication number 20040221704
- Publication date Nov 11, 2004
- Ta-Chang Liu
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
CUTTING APPARATUS WITH A POSITION ADJUSTABLE LIGHT-EMITTING UNIT
- Publication number 20040221702
- Publication date Nov 11, 2004
- P & F BROTHER INDUSTRIAL CORPORATION
- Ta-Chang Liu
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR