Echem Hightech Co., Ltd.

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Hsin-Chu Hsien, TW

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Patents Grantslast 30 patents

Information Patent Grant
Pyrimidine spirobifluorene oligomer for organic light-emitting device
- Patent number 6,872,824
- Issue date Mar 29, 2005
- Echem Hightech Co., Ltd.
- Ken Tsung Wong
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Derivatives of tiacumicin B as anti-cancer agents
- Publication number 20090110718
- Publication date Apr 30, 2009
- Echem Hightech Co., Ltd.
- Mei-Chiao Wu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Trademarklast 30 trademarks