Qiwei He

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Niskayuna, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Polycarbonate isolation through homogenization devolatization
- Patent number 6,489,372
- Issue date Dec 3, 2002
- General Electric Company
- Qiwei He
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polycarbonate isolation through homogenization devolatization
- Patent number 6,214,892
- Issue date Apr 10, 2001
- General Electric Company
- Qiwei He
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...