William C. Blezard has been granted 14 US patents while listed as an inventor at Packaging Technology Group. The first was granted in 2016 and the most recent in May 2025. William C. Blezard ranks #332,869 of 4,157,543 US inventors in our database (top 8.0%). Patent records list William C. Blezard in Mattapoisett, MA, US.