Paul W. Ludwick

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Olathe, KS, US

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Patents Grantslast 30 patents

Information Patent Grant
Internet-based message translation for the hearing and speech impaired
- Patent number 6,950,501
- Issue date Sep 27, 2005
- Sprint Communications Company L.P.
- Pawan Chaturvedi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Internet-based and network-based relay center access for the hearin...
- Patent number 6,950,500
- Issue date Sep 27, 2005
- Sprint Communications Company L.P.
- Pawan Chaturvedi
- 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
Call center for handling video calls from the hearing impaired
- Patent number 6,683,937
- Issue date Jan 27, 2004
- Sprint Communications Company L.P.
- Thomas Michael Watson
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Call center for handling video calls from the hearing impaired
- Patent number 6,570,963
- Issue date May 27, 2003
- Sprint Communications Company L.P.
- Thomas Michael Watson
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS