Stephen P. Cowman

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Dundalk, IE

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Patents Grantslast 30 patents

Information Patent Grant
Process for forming varistor ink composition
- Patent number 6,743,381
- Issue date Jun 1, 2004
- Littlefuse, Inc.
- Stephen P. Cowman
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Varistor ink formulations
- Patent number 6,334,964
- Issue date Jan 1, 2002
- Littelfuse, Inc.
- Stephen P. Cowman
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Varistor manufacturing method
- Patent number 6,183,685
- Issue date Feb 6, 2001
- Littlefuse Inc.
- Stephen P. Cowman
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Multilayer varistor with pin receiving apertures
- Patent number 5,973,588
- Issue date Oct 26, 1999
- ECCO Limited
- Stephen P. Cowman
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method of manufacturing varistor precursors
- Patent number 5,837,178
- Issue date Nov 17, 1998
- ECCO Limited
- Stephen P. Cowman
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Varistor of generally cylindrical configuration
- Patent number 5,155,464
- Issue date Oct 13, 1992
- ECCO Limited
- Stephen P. Cowman
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Varistor structures
- Patent number 5,115,221
- Issue date May 19, 1992
- ECCO Limited
- Stephen P. Cowman
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Process for forming varistor ink composition
- Publication number 20020024040
- Publication date Feb 28, 2002
- Stephen P. Cowman
- C01 - INORGANIC CHEMISTRY