Edgar Martinez

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East White Plains, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Methods and apparatus for connecting a telephone subscriber to a pe...
- Patent number 6,389,118
- Issue date May 14, 2002
- Edgar Martinez
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electronic switch connected to intelligent peripheral while permitt...
- Patent number 5,784,437
- Issue date Jul 21, 1998
- NYNEX Science & Technology, Inc.
- Edgar Martinez
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus and accompanying methods for preventing toll fraud throug...
- Patent number 5,502,759
- Issue date Mar 26, 1996
- NYNEX Science & Technology, Inc.
- Jane Cheng
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Backup power supply at subscriber terminal
- Patent number 4,984,267
- Issue date Jan 8, 1991
- Nynex Corporation
- Edgar Martinez
- H04 - ELECTRIC COMMUNICATION TECHNIQUE