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Horst Witzke
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Flemington, NJ, US
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Patents Grants
last 30 patents
Information
Patent Grant
Membrane reparation and poer size reduction using interfacial ozone...
Patent number
5,672,388
Issue date
Sep 30, 1997
Exxon Research and Engineering Company
James Alexander McHenry
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Electrical steels and method for producing same
Patent number
5,200,145
Issue date
Apr 6, 1993
Exxon Research and Engineering Co.
Richard C. Krutenat
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Ceramic microtubular materials and method of making same
Patent number
5,188,776
Issue date
Feb 23, 1993
Exxon Research and Engineering Company
Horst Witzke
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Ceramic microtubular materials and method of making same
Patent number
5,094,906
Issue date
Mar 10, 1992
Exxon Research and Engineering Company
Horst Witzke
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Isotropically reinforced net-shape microcomposites
Patent number
4,970,123
Issue date
Nov 13, 1990
Exxon Research and Engineering Company
Horst Witzke
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Method of producing isotropically reinforced net-shape microcomposites
Patent number
4,900,483
Issue date
Feb 13, 1990
Exxon Research and Engineering Company
Horst Witzke
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Method for making optically enhanced thin film photovoltaic device...
Patent number
4,554,727
Issue date
Nov 26, 1985
Exxon Research and Engineering Company
Harry W. Deckman
F24 - HEATING RANGES VENTILATING