Ruth H. Chen

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Amherst, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Stabilized chlorine-containing refrigeration compositions
- Patent number 5,454,966
- Issue date Oct 3, 1995
- AlliedSignal Inc.
- Raymond H. P. Thomas
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Stabilized dichlorotrifluoroethane refrigeration compositions
- Patent number 5,380,449
- Issue date Jan 10, 1995
- AlliedSignal Inc.
- Raymond H. P. Thomas
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Lubricants useful with 1,1-dichloro-2,2,2-trifluoroethane
- Patent number 5,185,089
- Issue date Feb 9, 1993
- Allied-Signal Inc.
- Raymond H. P. Thomas
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Stabilized chlorine-containing refrigeration compositions
- Patent number 5,156,768
- Issue date Oct 20, 1992
- Allied-Signal Inc.
- Raymond H. P. Thomas
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Lubricants useful with 1,1-dichloro-2,2,2-trifluoroethane
- Patent number 5,108,632
- Issue date Apr 28, 1992
- Allied-Signal Inc.
- Raymond H. P. Thomas
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...