JD

John W. Dittrick

FO Fritzsche Dodge & Olcott: 4 patents #6 of 22Top 30%
Overall (All Time): #1,310,214 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4276220 Novel norbornyl-substituted pyrans, method for their synthesis and use thereof in perfumery Brian J. Willis 1981-06-30
4271046 Novel norcamphanyl-substituted pyrans, method for their synthesis and use thereof in perfumery Brian J. Willis 1981-06-02
4221679 Norbornyl-substituted pyran perfumes Brian J. Willis 1980-09-09
4197246 Novel norcamphanyl-substituted pyrans, method for their synthesis and use thereof in perfumery Brian J. Willis 1980-04-08