Steven R. Cooper

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Round Lake Beach, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Phantom power controlled switch
- Patent number 8,538,054
- Issue date Sep 17, 2013
- Switchcraft, Inc.
- Steven R. Cooper
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
High frequency coaxial jack
- Patent number 7,264,493
- Issue date Sep 4, 2007
- Switchcraft, Inc.
- Steven R. Cooper
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High frequency coaxial jack
- Patent number 6,932,634
- Issue date Aug 23, 2005
- Switchcarft, Inc.
- Steven R. Cooper
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High frequency coaxial jack
- Patent number 6,817,876
- Issue date Nov 16, 2004
- Switchcraft, Inc.
- Steven R. Cooper
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
PHANTOM POWER CONTROLLED SWITCH
- Publication number 20110286612
- Publication date Nov 24, 2011
- Steven R. Cooper
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
High frequency coaxial jack
- Publication number 20070128949
- Publication date Jun 7, 2007
- Switchcraft, Inc.
- Steven R. Cooper
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
High frequency coaxial jack
- Publication number 20070128930
- Publication date Jun 7, 2007
- Switchcraft, Inc.
- Steven R. Cooper
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
High frequency coaxial jack
- Publication number 20040209521
- Publication date Oct 21, 2004
- Steven R. Cooper
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
High frequency coaxial jack
- Publication number 20030228781
- Publication date Dec 11, 2003
- Switchcraft, Inc.
- Steven R. Cooper
- H01 - BASIC ELECTRIC ELEMENTS