John D. Meyers

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Plano, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Digital information switch matrix with on-line/off-line diagnostic...
- Patent number 4,485,467
- Issue date Nov 27, 1984
- Teknekron Infoswitch Corporation
- Larry L. Miles
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Digital information switching system
- Patent number 4,442,502
- Issue date Apr 10, 1984
- Datapoint Corporation
- George E. Friend
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatus for measuring the length of pipe and other hollow members
- Patent number 4,234,942
- Issue date Nov 18, 1980
- D & W International, Inc.
- Benjamin G. Prause
- G01 - MEASURING TESTING