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Robert L. Harris
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Aptos, CA, US
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last 30 patents
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Patent Grant
Programmable telephone amplifier circuit interface
Patent number
4,876,712
Issue date
Oct 24, 1989
Electronics, Inc.
Gary T. Brint
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Miniaturized headset for two-way voice communication
Patent number
4,720,857
Issue date
Jan 19, 1988
Plantronics, Inc.
Christine Burris
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Voice tube assemblies for post-auricle headsets
Patent number
4,617,431
Issue date
Oct 14, 1986
Plantronics, Inc.
Charles G. Scott
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Post-auricle contoured headset for two-way voice communication
Patent number
4,335,281
Issue date
Jun 15, 1982
Plantronics, Inc.
Charles G. Scott
H04 - ELECTRIC COMMUNICATION TECHNIQUE