DB

Donald J. Butler

PC Pulp And Paper Research Institute Of Canada: 1 patents #28 of 122Top 25%
TI Tremco Incorporated: 1 patents #38 of 96Top 40%
📍 Grand Falls, CA: #2 of 4 inventorsTop 50%
Overall (All Time): #1,575,692 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7530485 Method for explosive bonding of tubular metal liners David G. Brasher 2009-05-12
6105973 Composite gasket Murray Charles Jefferies, Henrique Dos Reis 2000-08-22
4233600 Method and system for detecting plate clashing in disc refiners James Rogers 1980-11-11