MEI-JYU CHEN

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TAINAN HSIEN, TW

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Patents Grantslast 30 patents

Information Patent Grant
Eyeglasses structure
- Patent number 7,562,976
- Issue date Jul 21, 2009
- Hsien Chang Optical Industrial Co., Ltd.
- Mei-Jyu Chen
- G02 - OPTICS
Information Patent Grant
Finger temperature indicating ring
- Patent number 5,813,766
- Issue date Sep 29, 1998
- Mei-Yen Chen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
EYEGLASSES STRUCTURE
- Publication number 20090059160
- Publication date Mar 5, 2009
- HSIEN CHANG OPTICAL INDUSTRIAL CO., LTD.
- MEI-JYU CHEN
- G02 - OPTICS