Gareth Winckle has been granted 15 US patents while listed as an inventor at Dow Pharmaceutical Sciences. The first was granted in 2011 and the most recent in January 2024. Gareth Winckle ranks #307,048 of 4,157,543 US inventors in our database (top 7.4%). Patent records list Gareth Winckle in Petaluma, CA, US.