Wang You Tong

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Jiangxi Province, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method of making a degradable composite article
- Patent number 6,638,458
- Issue date Oct 28, 2003
- Enviro Concept Ltd.
- Wang You Tong
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Plant fiber composite material, its products and a processing metho...
- Patent number 6,624,217
- Issue date Sep 23, 2003
- Wang You Tong
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Degradable composite material, its disposable products and processi...
- Patent number 6,488,997
- Issue date Dec 3, 2002
- Enviro Concept Ltd.
- Wang You Tong
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Degradable composite material, its disposable products and processi...
- Publication number 20030143386
- Publication date Jul 31, 2003
- Enviro Concept Ltd.
- Wang You Tong
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Degradable composite material, its disposable products and processi...
- Publication number 20030137075
- Publication date Jul 24, 2003
- Enviro Concept Ltd.
- Wang You Tong
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...