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Larry R. Evans
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Seville, OH, US
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last 30 patents
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Patent Grant
Amorphous precipitated silica having large liquid carrying capacity
Patent number
5,906,843
Issue date
May 25, 1999
PPG Industries, Inc.
James T. Dew
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Tire tread composition comprising highly reinforcing reinforced amo...
Patent number
5,610,221
Issue date
Mar 11, 1997
PPG Industries, Inc.
Walter H. Waddell
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Tire tread composition comprising highly reinforcing reinforced amo...
Patent number
5,605,950
Issue date
Feb 25, 1997
PPG Industries, Inc.
Larry R. Evans
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Particulate amorphous silica associated with thin polymeric film
Patent number
5,426,136
Issue date
Jun 20, 1995
PPG Industries, Inc.
Walter H. Waddell
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Particulate amorphous precipitated silica
Patent number
5,353,999
Issue date
Oct 11, 1994
PPG Industries, Inc.
James T. Dew
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Rubber containing matrix-antidegradants
Patent number
5,023,287
Issue date
Jun 11, 1991
The Goodyear Tire & Rubber Company
Larry R. Evans
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Rubber containing microencapsulated antidegradants
Patent number
4,895,884
Issue date
Jan 23, 1990
The Goodyear Tire & Rubber Company
David A. Benko
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...