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John M. Zatezalo
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Pittsburgh, PA, US
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last 30 patents
Information
Patent Grant
Rotating machinery diagnostic system
Patent number
5,115,406
Issue date
May 19, 1992
Gateshead Manufacturing Corporation
John M. Zatezalo
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and calculator for determining offset and angularity of coup...
Patent number
4,623,979
Issue date
Nov 18, 1986
Industrial Maintenance Systems, Inc.
John M. Zatezalo
G01 - MEASURING TESTING
Information
Patent Grant
Methods for measuring alignment of coupled shafts
Patent number
4,586,264
Issue date
May 6, 1986
Industrial Maintenance Systems, Inc.
John M. Zatezalo
G01 - MEASURING TESTING
Information
Patent Grant
Shaft alignment calculator
Patent number
4,463,438
Issue date
Jul 31, 1984
Industrial Maintenance Systems, Inc.
John M. Zatezalo
G06 - COMPUTING CALCULATING COUNTING