H. Michael Hughes

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West Seneca, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Hydrofluorocarbon refrigerants for use in centrifugal chillers
- Patent number 6,576,153
- Issue date Jun 10, 2003
- AlliedSignal Inc.
- H. Michael Hughes
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method and apparatus to reduce fractionation of fluid blend during...
- Patent number 6,234,352
- Issue date May 22, 2001
- AlliedSignal Inc.
- Robert G. Richard
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS

Patents Applicationslast 30 patents

Information Patent Application
Hydrofluorocarbon refrigerants for use in centrifugal chillers
- Publication number 20020003224
- Publication date Jan 10, 2002
- H. Michael Hughes
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...