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Thomas R. Szczepanski
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North Royalton, OH, US
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last 30 patents
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Patent Grant
Magnetized material having enhanced magnetic pull strength and a pr...
Patent number
5,942,961
Issue date
Aug 24, 1999
Flexmag Industries, Inc.
Raymond Charles Srail
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Low specific gravity binder for magnets
Patent number
5,567,757
Issue date
Oct 22, 1996
RJF International Corporation
Thomas R. Szczepanski
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Magnetized material having enhanced magnetic pull strength and proc...
Patent number
5,428,332
Issue date
Jun 27, 1995
R.J.F. International Corporation
Raymond C. Srail
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Flexible high energy magnetic blend compositions based on rare eart...
Patent number
5,051,200
Issue date
Sep 24, 1991
The B. F. Goodrich Company
Raymond C. Srail
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Flexible high energy magnetic blend compositions based on ferrite p...
Patent number
5,002,677
Issue date
Mar 26, 1991
The B. F. Goodrich Company
Raymond C. Srail
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Single phase shape-transformable elastomeric compounds
Patent number
4,891,409
Issue date
Jan 2, 1990
R.J.F. International
Tiong H. Kuan
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL