Long-Jyi Yeh

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Xindian City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Cutter assembly for an electric pencil sharpener
- Patent number 8,505,596
- Issue date Aug 13, 2013
- SDI Corporation
- Long-Jyi Yeh
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Grant
Cutter assembly and electric pencil sharpener
- Patent number 8,205,649
- Issue date Jun 26, 2012
- SDI Corporation
- Long-Jyi Yeh
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents

Information Patent Application
Cutter Assembly for an Electric Pencil Sharpener
- Publication number 20120060976
- Publication date Mar 15, 2012
- Long-Jyi Yeh
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Application
Cutter Assembly and Electric Pencil Sharpener
- Publication number 20100175788
- Publication date Jul 15, 2010
- Long-Jyi Yeh
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES