Wei M. Cheng

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Piscataway, NJ, US

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Patents Grantslast 30 patents

Information Patent Grant
Hair conditioning shampoo containing high charge density polymers
- Patent number 5,580,494
- Issue date Dec 3, 1996
- Colgate-Palmolive Company
- Sukhvinder S. Sandhu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Clay thickener for use in water-based systems and joint compounds c...
- Patent number 5,112,400
- Issue date May 12, 1992
- Rheox, Inc.
- Hemi N. Nae
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES