Larry D. Barnes

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Raleigh, NC, US

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Patents Grantslast 30 patents

Information Patent Grant
Headset with microphone and wired remote control
- Patent number 9,485,580
- Issue date Nov 1, 2016
- Maxim Integrated Products, Inc.
- Kenneth Jay Helfrich
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Headset with microphone and wired remote control
- Patent number 8,290,171
- Issue date Oct 16, 2012
- Maxim Integrated Products, Inc.
- Kenneth Jay Helfrich
- H04 - ELECTRIC COMMUNICATION TECHNIQUE