DD

David Daffern

PO Ppg Industries Ohio: 1 patents #741 of 1,316Top 60%
Overall (All Time): #1,719,154 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12331158 Polyester polymer and polyester-based heat resistant coating for cookware or bakeware Peter R. Jepson, Thomas J. Bate 2025-06-17
4321094 News ink Colin B. Batt, Paramanda Gupta 1982-03-23