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Steven T. Hedrick
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Lake Elmo, MN, US
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Patents Grants
last 30 patents
Information
Patent Grant
Aqueous colloidal dispersions of sulfonated polyurethane ureas and...
Patent number
6,649,727
Issue date
Nov 18, 2003
3M Innovative Properties Company
Jeffrey T. Anderson
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Aqueous sulfopolyurea colloidal dispersions, films and abrasive art...
Patent number
6,165,239
Issue date
Dec 26, 2000
3M Innovative Properties Company
Steven T. Hedrick
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Ink jet ink containing polyurethane dispersant
Patent number
6,136,890
Issue date
Oct 24, 2000
3M Innovative Properties Company
James G. Carlson
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Adhesive tape having antistatic properties
Patent number
5,637,368
Issue date
Jun 10, 1997
Minnesota Mining and Manufacturing Company
David A. Cadalbert
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Sulfopolymer/vanadium oxide antistatic compositions
Patent number
5,468,498
Issue date
Nov 21, 1995
Minnesota Mining and Manufacturing Company
Eric D. Morrison
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Water-based transparent image recording sheet
Patent number
5,445,866
Issue date
Aug 29, 1995
Minnesota Mining and Manufacturing Company
Robert E. Martinson
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Sulfopolymer/vanadium oxide antistatic compositions
Patent number
5,427,835
Issue date
Jun 27, 1995
Minnesota Mining and Manufacturing Company
Eric D. Morrison
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Abrasive article having vanadium oxide incorporated therein
Patent number
5,203,884
Issue date
Apr 20, 1993
Minnesota Mining and Manufacturing Company
Scott J. Buchanan
B24 - GRINDING POLISHING
Information
Patent Grant
Hydrophilic polyurethane/polyurea sponge
Patent number
4,738,992
Issue date
Apr 19, 1988
Minnesota Mining and Manufacturing Company
Wayne K. Larson
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Hydrophilic polyurethane/polyurea sponge
Patent number
4,638,017
Issue date
Jan 20, 1987
Minnesota Mining and Manufacturing Company
Wayne K. Larson
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...