Caritas Technologies, Inc.

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Minneapolis, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Dial up telephone conferencing system controlled by an online compu...
- Patent number 6,661,779
- Issue date Dec 9, 2003
- Caritas Technologies, Inc.
- Clark E. Johnson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Telephone call-back system controlled by an online data network in...
- Patent number 6,480,474
- Issue date Nov 12, 2002
- Caritas Technologies, Inc.
- Clark E. Johnson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Dial up telephone conferencing system controlled by an online compu...
- Patent number 6,266,328
- Issue date Jul 24, 2001
- Caritas Technologies, Inc.
- Clark E. Johnson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Dial up telephone conferencing system controlled by an online compu...
- Patent number 6,072,780
- Issue date Jun 6, 2000
- Caritas Technologies, Inc.
- Clark E. Johnson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

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