Robert L. Doss JR.

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Ringgold, GA, US

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Patents Grantslast 30 patents

Information Patent Grant
Adaptive duplexing for amplified telephone
- Patent number 8,416,945
- Issue date Apr 9, 2013
- Plantronics, Inc.
- Robert L. Doss
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Isolated high gain line amplifier circuit
- Patent number 8,311,210
- Issue date Nov 13, 2012
- Plantronics, Inc.
- David G. Lashley
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Microphone with reduced noise
- Patent number 7,881,464
- Issue date Feb 1, 2011
- Plantronics, Inc.
- Billy J. Worley
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Microphone with reduced noise
- Patent number 7,298,859
- Issue date Nov 20, 2007
- Plantronics, Inc.
- Billy J. Worley
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Full duplex telephone set using echo cancellation and side tone man...
- Patent number 7,003,096
- Issue date Feb 21, 2006
- Plantronics, Inc.
- David G. Lashley
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Remotely controlled diagnostic telephone system with modem
- Patent number 6,721,404
- Issue date Apr 13, 2004
- Plantronics, Inc.
- David Glenn Lashley
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Motor cycle helmet headset
- Patent number 6,075,857
- Issue date Jun 13, 2000
- Ooltewah Manufacturing, Inc.
- Robert L Doss
- A42 - HEADWEAR

Patents Applicationslast 30 patents

Information Patent Application
Adaptive duplexing for amplified telephone
- Publication number 20050213746
- Publication date Sep 29, 2005
- Plantronics, Inc.
- Robert L. Doss
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Full duplex telephone set using echo cancellation and side tone man...
- Publication number 20040052358
- Publication date Mar 18, 2004
- Plantronics, Inc.
- David G. Lashley
- H04 - ELECTRIC COMMUNICATION TECHNIQUE