William Chou

Person

Taichung, TW

People

Patents Grantslast 30 patents

Information Patent Grant
Asymmetric porous polytetrafluoroethylene membrane for a filter
- Patent number 7,374,679
- Issue date May 20, 2008
- Yeu Ming Tai Chemical Industrial Co., Ltd.
- James Huang
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Asymmetric porous polytetrafluoroethylene membrane for clothing
- Patent number 7,309,663
- Issue date Dec 18, 2007
- Yeu Ming Tai Chemical Industrial Co., Ltd.
- James Huang
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Asymmetric porous polytetrafluoroethylene membrane and process for...
- Patent number 6,852,223
- Issue date Feb 8, 2005
- Yeu Ming Tai Chemical Industrial Co., Ltd.
- James Huang
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Production method of a polytetrafluoroethylene sheet or film
- Patent number 6,702,971
- Issue date Mar 9, 2004
- Yeu Ming Tai Chemical Industrial Co., Ltd.
- James Huang
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Porous polytetrafluoroethylene molded article
- Patent number 6,080,472
- Issue date Jun 27, 2000
- Yeu Ming Tai Chemical Ind. Co., Ltd.
- James Huang
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Process for forming an expanded porous tetrafluoroethylene polymer
- Patent number 5,098,625
- Issue date Mar 24, 1992
- Yeu Ming Tai Chemical Industrial Co., Ltd.
- James Huang
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Asymmetric porous polytetrafluoroethylene membrane for clothing
- Publication number 20040198121
- Publication date Oct 7, 2004
- Yeu Ming Tai Chemical Industrial Co., Ltd.
- James Huang
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Asymmetric porous polytetrafluoroethylene membrane for a filter
- Publication number 20040195173
- Publication date Oct 7, 2004
- Yeu Ming Tai Chemical Industrial Co., Ltd.
- James Huang
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Asymmetric porous polytetrafluoroethylene membrane and process for...
- Publication number 20030089660
- Publication date May 15, 2003
- Yeu Ming Tai Chemical Industrial Co., Ltd.
- James Huang
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Polytetrafluoroethylene sheet or film, gasket tape produced therefr...
- Publication number 20030015821
- Publication date Jan 23, 2003
- YEU MING TAI CHEMICAL INDUSTRIAL CO., LTD.
- James Huang
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

William Chou

Person

Patents Grantslast 30 patents

Asymmetric porous polytetrafluoroethylene membrane for a filter

Asymmetric porous polytetrafluoroethylene membrane for clothing

Asymmetric porous polytetrafluoroethylene membrane and process for...

Production method of a polytetrafluoroethylene sheet or film

Porous polytetrafluoroethylene molded article

Process for forming an expanded porous tetrafluoroethylene polymer

Patents Applicationslast 30 patents

Asymmetric porous polytetrafluoroethylene membrane for clothing

Asymmetric porous polytetrafluoroethylene membrane for a filter

Asymmetric porous polytetrafluoroethylene membrane and process for...

Polytetrafluoroethylene sheet or film, gasket tape produced therefr...