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John H. Hart
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Saratoga, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Centralized control of multiple active noise cancellation devices
Patent number
10,535,333
Issue date
Jan 14, 2020
Plantronics, Inc.
Shantanu Sarkar
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Intelligent soundscape adaptation utilizing mobile devices
Patent number
10,096,311
Issue date
Oct 9, 2018
Plantronics, Inc.
Shantanu Sarkar
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Centralized control of multiple active noise cancellation devices
Patent number
10,074,356
Issue date
Sep 11, 2018
Plantronics, Inc.
Shantanu Sarkar
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Portable network device for the discovery of nearby devices and ser...
Patent number
9,014,736
Issue date
Apr 21, 2015
Plantronics, Inc.
John H Hart
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Network addressible loudspeaker and audio play
Patent number
8,243,949
Issue date
Aug 14, 2012
Plantronics, Inc.
Gunjan Bhow
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Virtual network architecture for connectionless LAN backbone
Patent number
6,269,404
Issue date
Jul 31, 2001
3COM Corporation
John H. Hart
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Virtual network architecture for connectionless LAN backbone
Patent number
6,041,166
Issue date
Mar 21, 2000
3Com Corp.
John H. Hart
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Fast path networking
Patent number
6,028,862
Issue date
Feb 22, 2000
3COM Corporation
Steven P. Russell
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Architecture for managing traffic in a virtual LAN environment
Patent number
5,752,003
Issue date
May 12, 1998
3 Com Corporation
John H. Hart
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Network station with multiple network addresses
Patent number
5,590,285
Issue date
Dec 31, 1996
3COM Corporation
Jeffrey Krause
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System for extending network resources to remote networks
Patent number
5,583,997
Issue date
Dec 10, 1996
3COM Corporation
John H. Hart
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Multifunction network station with network addresses for functional...
Patent number
5,535,338
Issue date
Jul 9, 1996
3COM Corporation
Jeffrey Krause
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System for extending network resources to remote networks
Patent number
5,423,002
Issue date
Jun 6, 1995
3COM Corporation
John H. Hart
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
Centralized Control of Multiple Active Noise Cancellation Devices
Publication number
20180374470
Publication date
Dec 27, 2018
Plantronics, Inc.
Shantanu W Sarkar
G08 - SIGNALLING
Information
Patent Application
Centralized Control of Multiple Active Noise Cancellation Devices
Publication number
20180261202
Publication date
Sep 13, 2018
Plantronics, Inc.
Shantanu Sarkar
G08 - SIGNALLING
Information
Patent Application
Network Addressible Loudspeaker and Audio Play
Publication number
20120269361
Publication date
Oct 25, 2012
Plantronics, Inc.
Gunjan D. Bhow
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Network Addressible Loudspeaker and Audio Play
Publication number
20100260348
Publication date
Oct 14, 2010
Plantronics, Inc.
Gunjan D. Bhow
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Portable Network Device For The Discovery Of Nearby Devices And Ser...
Publication number
20100130240
Publication date
May 27, 2010
Plantronics, Inc.
John H. Hart
H04 - ELECTRIC COMMUNICATION TECHNIQUE