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Steven M. Ryba
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Norton, OH, US
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last 30 patents
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Patent Grant
Process for synthesizing N-chlorothio-sulfonamides
Patent number
4,992,583
Issue date
Feb 12, 1991
The Goodyear Tire & Rubber Company
Steven M. Ryba
C07 - ORGANIC CHEMISTRY
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Patent Grant
Process for synthesizing N,N'-dithiobis(sulfonamides)
Patent number
4,877,901
Issue date
Oct 31, 1989
The Goodyear Tire & Rubber Company
Roger J. Hopper
C07 - ORGANIC CHEMISTRY