Gerald E. Shefler

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Milwaukie, OR, US

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Patents Grantslast 30 patents

Information Patent Grant
Telephone answering system with means for recovering operational data
- Patent number 4,815,122
- Issue date Mar 21, 1989
- Code-A-Phone Corporation
- Gerald E. Shefler
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system for automatically inserting at least one pause in...
- Patent number 4,571,463
- Issue date Feb 18, 1986
- Code-A-Phone Corporation
- Gerald E. Shefler
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Digital memory audio playback apparatus
- Patent number 4,356,351
- Issue date Oct 26, 1982
- Ford Industries, Inc.
- Gerald E. Shefler
- H04 - ELECTRIC COMMUNICATION TECHNIQUE