Joseph Doychak

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Westlake, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Plasma sprayed ceramic thermal barrier coating for NiAl-based inter...
- Patent number 5,302,465
- Issue date Apr 12, 1994
- The United States of America as represented by the administrator of the Natio...
- Robert A. Miller
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Consecutive plate acoustic suppressor apparatus and methods
- Patent number 5,250,764
- Issue date Oct 5, 1993
- The United States of America as represented by the Administrator of the Natio...
- Joseph Doychak
- G10 - MUSICAL INSTRUMENTS ACOUSTICS