Greg A. Land

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Arvada, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Functionalities for local number portability in a telecommunication...
- Patent number 8,842,817
- Issue date Sep 23, 2014
- Level 3 Communications, LLC
- Gregory K. Brown
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Functionalities for local number portability in a telecommunication...
- Patent number 8,761,371
- Issue date Jun 24, 2014
- Level 3 Communications, LLC
- Gregory K. Brown
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Functionalities for local number portability in a telecommunication...
- Patent number 8,265,258
- Issue date Sep 11, 2012
- Level 3 Communications, LLC
- Gregory K. Brown
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Functionalities for local number portability in a telecommunication...
- Patent number 8,265,259
- Issue date Sep 11, 2012
- Level 3 Communications, LLC
- Gregory K. Brown
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
FUNCTIONALITIES FOR LOCAL NUMBER PORTABILITY IN A TELECOMMUNICATION...
- Publication number 20130003958
- Publication date Jan 3, 2013
- LEVEL 3 COMMUNICATIONS, LLC
- Gregory K. Brown
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
FUNCTIONALITIES FOR LOCAL NUMBER PORTABILITY IN A TELECOMMUNICATION...
- Publication number 20080130840
- Publication date Jun 5, 2008
- Level 3 Communications LLC
- Gregory K. Brown
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
FUNCTIONALITIES FOR LOCAL NUMBER PORTABILITY IN A TELECOMMUNICATION...
- Publication number 20080130862
- Publication date Jun 5, 2008
- Level 3 Communications LLC
- Gregory K. Brown
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
FUNCTIONALITIES FOR LOCAL NUMBER PORTABILITY IN A TELECOMMUNICATION...
- Publication number 20080130863
- Publication date Jun 5, 2008
- Level 3 Communications LLC
- Gregory K. Brown
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
FUNCTIONALITIES FOR LOCAL NUMBER PORTABILITY IN A TELECOMMUNICATION...
- Publication number 20080101585
- Publication date May 1, 2008
- Level 3 Communications LLC
- Gregory K. Brown
- H04 - ELECTRIC COMMUNICATION TECHNIQUE