Roy R. Donovan

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late of Vernon, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Wear resistant coating for brush seal applications
- Patent number 6,815,099
- Issue date Nov 9, 2004
- United Technologies Corporation
- Paul H. Zajchowski
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Wear resistant coating for brush seal applications
- Patent number 6,186,508
- Issue date Feb 13, 2001
- United Technologies Corporation
- Paul H. Zajchowski
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...