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Michael Homeier
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Lake Forest, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method and apparatus for PSTN-based IP active call recovery and re-...
Patent number
8,547,967
Issue date
Oct 1, 2013
Hewlett-Packard Development Company, L.P.
David A. Grabelsky
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and method for network based policy enforcement of intellige...
Patent number
8,539,552
Issue date
Sep 17, 2013
Hewlett-Packard Development Company, L.P.
David Grabelsky
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
IP-based enhanced emergency services using intelligent client devices
Patent number
8,509,225
Issue date
Aug 13, 2013
Hewlett-Packard Development Company, L.P.
David Grabelsky
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
IP-based enhanced emergency services using intelligent client devices
Patent number
8,027,333
Issue date
Sep 27, 2011
Hewlett-Packard Company
David Grabelsky
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for PSTN-based IP active call recovery and re-...
Patent number
7,990,955
Issue date
Aug 2, 2011
Hewlett-Packard Company
David A. Grabelsky
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and methods for providing presence services in IP network
Patent number
7,702,726
Issue date
Apr 20, 2010
3Com Corporation
David Grabelsky
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for PSTN-based IP active call recovery and re-...
Patent number
7,613,170
Issue date
Nov 3, 2009
3Com Corporation
David A. Grabelsky
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and method for maximizing the use of bandwidth optimization...
Patent number
7,564,835
Issue date
Jul 21, 2009
3Com Corporation
David Grabelsky
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and system for providing directory based services
Patent number
7,480,723
Issue date
Jan 20, 2009
3Com Corporation
David Grabelsky
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Architecture and method for controlling features and services in pa...
Patent number
7,463,620
Issue date
Dec 9, 2008
3Com Corporation
Guanglu Wang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and method for multi-casting announcements
Patent number
7,460,533
Issue date
Dec 2, 2008
3Com Corporation
Anoop Tripathi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
IP-based enhanced emergency services using intelligent client devices
Patent number
7,440,442
Issue date
Oct 21, 2008
3Com Corporation
David Grabelsky
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and method for large capacity conference calls
Patent number
7,298,834
Issue date
Nov 20, 2007
3Com Corporation
Michael Homeier
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and method for sidebar functionality in a regular conference...
Patent number
7,127,487
Issue date
Oct 24, 2006
3Com Corporation
Guanglu Wang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Trunk group implementation in networks
Patent number
7,069,331
Issue date
Jun 27, 2006
UTStarcom, Inc.
Anoop Tripathi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for providing transaction capabilities applica...
Patent number
6,785,374
Issue date
Aug 31, 2004
Guanglu Wang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
METHOD AND APPARATUS FOR PSTN-BASED IP ACTIVE CALL RECOVERY AND RE-...
Publication number
20110273979
Publication date
Nov 10, 2011
David A. Grabelsky
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IP-BASED ENHANCED EMERGENCY SERVICES USING INTELLIGENT CLIENT DEVICES
Publication number
20110267986
Publication date
Nov 3, 2011
3Com Corporation
David Grabelsky
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
System and Methods for Providing Presence Services In IP Network
Publication number
20100107226
Publication date
Apr 29, 2010
3Com Corporation
David Grabelsky
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND APPARATUS FOR PSTN-BASED IP ACTIVE CALL RECOVERY AND RE-...
Publication number
20100061228
Publication date
Mar 11, 2010
3Com Corporation
David A. Grabelsky
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IP-Based Enhanced Emergency Services Using Intelligent Client Devices
Publication number
20090003535
Publication date
Jan 1, 2009
3Com Corporation
David Grabelsky
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IP-based enhanced emergency services using intelligent client devices
Publication number
20050083911
Publication date
Apr 21, 2005
3Com Corporation, a corporation of the State of Delaware
David Grabelsky
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and system for providing directory based services
Publication number
20040249951
Publication date
Dec 9, 2004
3Com Corporation
David Grabelsky
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and apparatus for providing transaction capabilities applica...
Publication number
20040062375
Publication date
Apr 1, 2004
3Com Corporation
Guanglu Wang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Architecture and method for controlling features and services in pa...
Publication number
20040047339
Publication date
Mar 11, 2004
3Com Corporation
Guanglu Wang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
System and methods for providing instant services in an internet pr...
Publication number
20040003046
Publication date
Jan 1, 2004
3Com Corporation
David Grabelsky
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Trunk group implementation in networks
Publication number
20030158967
Publication date
Aug 21, 2003
Anoop Tripathi
H04 - ELECTRIC COMMUNICATION TECHNIQUE