John E. Tozier

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Allegheny County, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Halogen gas detector
- Patent number 5,932,176
- Issue date Aug 3, 1999
- Bacharach, Inc.
- Lymperios N. Yannopoulos
- G01 - MEASURING TESTING
Information Patent Grant
Multiple K factor, selectable gas detector
- Patent number 5,305,231
- Issue date Apr 19, 1994
- Bacharach, Inc.
- Mark J. Coppler
- G01 - MEASURING TESTING
Information Patent Grant
Low power solid state gas sensor with linear output and method of m...
- Patent number 4,916,935
- Issue date Apr 17, 1990
- Bacharach, Inc.
- Robert L. Novack
- G01 - MEASURING TESTING
Information Patent Grant
Constant temperature catalytic gas detection instrument
- Patent number 4,541,988
- Issue date Sep 17, 1985
- Bacharach Instrument Company
- John E. Tozier
- G01 - MEASURING TESTING