Michael Thomas Frank

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Fishers, IN, US

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Patents Grantslast 30 patents

Information Patent Grant
Telephone handset coupling system
- Patent number 7,646,865
- Issue date Jan 12, 2010
- MWM Acoustics, LLC
- Christopher Todd Welsh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Telephone handset coupling system
- Publication number 20080292066
- Publication date Nov 27, 2008
- MWM Acoustics, LLC
- Christopher Todd Welsh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE