Richard W. Brotzman, Jr.

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Naperville, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Surface treatment of nanoparticles to control interfacial propertie...
- Patent number 7,303,819
- Issue date Dec 4, 2007
- Nanophase Technologies Corporation
- Richard W. Brotzman, Jr.
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Cosmetic formulations comprising ZnO nanoparticles
- Patent number 7,182,938
- Issue date Feb 27, 2007
- BASF Aktiengesellschaft
- Valerie Andre
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Nanostructured compositions
- Patent number 7,166,663
- Issue date Jan 23, 2007
- Nanophase Technologies Corporation
- Roger H. Cayton
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Composite nanoparticle materials and method of making the same
- Patent number 7,052,777
- Issue date May 30, 2006
- Nanophase Technologies Corporation
- Richard W. Brotzman, Jr.
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Substantially transparent, abrasion-resistant films containing surf...
- Patent number 6,896,958
- Issue date May 24, 2005
- Nanophase Technologies Corporation
- Roger Cayton
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...