En-Ko Lee

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Hsinchu City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Device and method for manufacturing dimethyl carbonate
- Patent number 11,332,431
- Issue date May 17, 2022
- National Tsing Hua University
- Tsai-Wei Wu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation method of polyurethane resin
- Patent number 10,570,254
- Issue date Feb 25, 2020
- National Tsing Hua University
- David S. H. Wong
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
System and method for treating salt-containing glycerin wastewater
- Patent number 10,364,162
- Issue date Jul 30, 2019
- National Tsing Hua University
- Shih-Cheng Chuang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
DEVICE AND METHOD FOR MANUFACTURING DIMETHYL CARBONATE
- Publication number 20210323905
- Publication date Oct 21, 2021
- National Tsing-Hua University
- Tsai-Wei Wu
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PREPARATION METHOD OF POLYURETHANE RESIN
- Publication number 20190077912
- Publication date Mar 14, 2019
- National Tsing-Hua University
- David S. H. Wong
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
SYSTEM AND METHOD FOR TREATING SALT-CONTAINING GLYCERIN WASTEWATER
- Publication number 20190002305
- Publication date Jan 3, 2019
- National Tsing-Hua University
- Shih-Cheng Chuang
- C07 - ORGANIC CHEMISTRY