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Watson Minyard Dufour
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Winston-Salem, NC, US
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Patents Grants
last 30 patents
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Patent Grant
Method for chemically modifying tobacco during curing
Patent number
7,293,564
Issue date
Nov 13, 2007
R. J. Reynolds Tobacco Company
Thomas Albert Perfetti
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Patents Applications
last 30 patents
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Patent Application
Method for chemically modifying tobacco during curing
Publication number
20040250821
Publication date
Dec 16, 2004
R. J. Reynolds Tobacco Company
Thomas Albert Perfetti
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES