H. N. Cheng

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Wilmington, DE, US

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Patents Grantslast 30 patents

Information Patent Grant
Galactosylated hydroxyalkyl polysaccharides
- Patent number 6,433,161
- Issue date Aug 13, 2002
- Hercules Incorporated
- H. N. Cheng
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Methyl acrylate-diamine based polyamide resins and processes for pr...
- Publication number 20030153722
- Publication date Aug 14, 2003
- Hercules Incorporated
- Qu-Ming Gu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Hydrophobically esterified starch products and process of making th...
- Publication number 20020123624
- Publication date Sep 5, 2002
- Lei Qiao
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
Esterified polysaccharide products and beta-lactone ring opened ket...
- Publication number 20020106747
- Publication date Aug 8, 2002
- H. N. Cheng
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...