Chou-Chieh Tsai

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Chang Hua, TW

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Patents Grantslast 30 patents

Information Patent Grant
Cutter assembly having a screw-locking device
- Patent number 9,623,572
- Issue date Apr 18, 2017
- SDI Corporation
- Cheng-Yu Pai
- B26 - HAND CUTTING TOOLS CUTTING SEVERING

Patents Applicationslast 30 patents

Information Patent Application
Cutter Assembly Having a Screw-Locking Device
- Publication number 20160089798
- Publication date Mar 31, 2016
- SDI Corporation
- Cheng-Yu Pai
- B26 - HAND CUTTING TOOLS CUTTING SEVERING