John L. Tansky

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Sewell, NJ, US

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Patents Grantslast 30 patents

Information Patent Grant
Coin mechanism with a piezoelectric film sensor
- Patent number 6,138,813
- Issue date Oct 31, 2000
- Mars, Incorporated
- Robert C. Lamb
- G07 - CHECKING-DEVICES
Information Patent Grant
Coin operated telephone auditor
- Patent number 5,949,863
- Issue date Sep 7, 1999
- Mars, Incorporated
- John L. Tansky
- G07 - CHECKING-DEVICES
Information Patent Grant
Coin diverter
- Patent number 5,915,517
- Issue date Jun 29, 1999
- Mars Incorporated
- John L. Tansky
- G07 - CHECKING-DEVICES
Information Patent Grant
Coin operated telephone auditor
- Patent number 5,896,446
- Issue date Apr 20, 1999
- Mars Incorporated
- Cary M. Sagady
- G07 - CHECKING-DEVICES
Information Patent Grant
Coin operated telephone operation monitoring switch mounting arrang...
- Patent number 4,928,299
- Issue date May 22, 1990
- Mars Incorporated
- John L. Tansky
- H04 - ELECTRIC COMMUNICATION TECHNIQUE