Arrangements for signalling the class or number of called or calling line from one exchange to another

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Patents Grantslast 30 patents

Information Patent Grant
Mobile device call management with multiple over-the-top calls
- Patent number 10,277,749
- Issue date Apr 30, 2019
- Verizon Patent and Licensing Inc.
- Kristopher T. Frazier
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Hybrid location
- Patent number 9,628,521
- Issue date Apr 18, 2017
- TeleCommunication Systems, Inc.
- Yinjun Zhu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for providing a caller identification to a called...
- Patent number 6,831,974
- Issue date Dec 14, 2004
- Sprint Communications Company L.P.
- Thomas Michael Watson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
1246126
- Patent number 1,246,126
- Issue date Nov 13, 1917
- H04 - ELECTRIC COMMUNICATION TECHNIQUE