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John Willwerth
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Rochester Hills, MI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Insulated wall assembly
Patent number
7,254,925
Issue date
Aug 14, 2007
Efficient Building Systems, L.L.C.
Oscar Stefanutti
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Adhesive magnet receptive media
Patent number
6,764,732
Issue date
Jul 20, 2004
Magna Paper LLC
Paul Stefanutti
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Blocked slot clutch plate lining
Patent number
6,035,991
Issue date
Mar 14, 2000
Advanced Friction Materials, Inc.
John Willwerth
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Method and apparatus for lined clutch plate
Patent number
6,019,205
Issue date
Feb 1, 2000
Raytech Automotive Components Company
John Willwerth
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Method and apparatus for lined clutch plate
Patent number
5,776,288
Issue date
Jul 7, 1998
Automotive Composites Company
Oscar E. Stefanutti
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Patents Applications
last 30 patents
Information
Patent Application
Tiered Concrete Wall Pour
Publication number
20080224023
Publication date
Sep 18, 2008
Oscar Stefanutti
E04 - BUILDING
Information
Patent Application
INSULATED WALL ASSEMBLY
Publication number
20070210237
Publication date
Sep 13, 2007
Oscar Stefanutti
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
Insulated wall assembly
Publication number
20040016194
Publication date
Jan 29, 2004
Oscar Stefanutti
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
Adhesive magnet receptive media
Publication number
20040009326
Publication date
Jan 15, 2004
Paul Stefanutti
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Self-adhesive magnet receptive surface covering
Publication number
20030152731
Publication date
Aug 14, 2003
Dayton J. Deetz
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES