Shao-Chang Tang

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Taipei, TW

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Patents Grantslast 30 patents

Information Patent Grant
Lens holding structure for brackets of frameless spectacles
- Patent number 6,955,431
- Issue date Oct 18, 2005
- Optiunion Co., Ltd.
- Shao-Chang Tang
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Composite frame for spectacles
- Publication number 20060077338
- Publication date Apr 13, 2006
- Optiunion Co., Ltd.
- Shao-Chang Tang
- G02 - OPTICS