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Daniel A. Winkowski
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Tonawanda, NY, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method of edge-sealing gypsum board for clean room quality
Patent number
6,468,632
Issue date
Oct 22, 2002
National Gypsum Properties, LLC
Daniel A. Winkowski
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Cementitious gypsum-containing binders and compositions and materia...
Patent number
5,858,083
Issue date
Jan 12, 1999
National Gypsum Company
Elisha Stav
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Reusable riser
Patent number
5,722,626
Issue date
Mar 3, 1998
National Gypsum Company
Robert J. Menchetti
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Acoustical tack board
Patent number
4,719,730
Issue date
Jan 19, 1988
National Gypsum Company
Daniel A. Winkowski
E04 - BUILDING
Information
Patent Grant
Paper battens
Patent number
4,656,805
Issue date
Apr 14, 1987
National Gypsum Company
Daniel A. Winkowski
E04 - BUILDING
Information
Patent Grant
Paper battens
Patent number
4,581,870
Issue date
Apr 15, 1986
National Gypsum Company
Daniel A. Winkowski
E04 - BUILDING
Information
Patent Grant
Wood plank wallcovering system using widths of 3 to 8 inches
Patent number
4,442,151
Issue date
Apr 10, 1984
National Gypsum Company
Daniel A. Winkowski
B44 - DECORATIVE ARTS
Information
Patent Grant
Wood plank wallcovering system
Patent number
4,421,808
Issue date
Dec 20, 1983
National Gypsum Company
Daniel A. Winkowski
B44 - DECORATIVE ARTS
Information
Patent Grant
Facing sheet edge trimming
Patent number
4,065,333
Issue date
Dec 27, 1977
National Gypsum Company
John L. Lawlis
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Block-resistant gypsum board
Patent number
4,057,662
Issue date
Nov 8, 1977
National Gypsum Company
Robert M. Johnson
B44 - DECORATIVE ARTS
Patents Applications
last 30 patents
Information
Patent Application
Mold resistant gypsum wallboard
Publication number
20060171976
Publication date
Aug 3, 2006
National Gypsum
Richard P. Weir
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
Method of edge-sealing gypsum board for clean room quality
Publication number
20020068184
Publication date
Jun 6, 2002
Daniel A. Winkowski
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...