RP

Robert J. Puhala

AS Avon Protection Systems: 2 patents #7 of 22Top 35%
📍 Frederick, MD: #322 of 816 inventorsTop 40%
🗺 Maryland: #13,387 of 35,612 inventorsTop 40%
Overall (All Time): #2,097,846 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8292991 Gas mask filter canister David K. Friday, John Schlaechter, Wayne Ballantyne, David W. Pike 2012-10-23
7311764 Gas mask filter canister David K. Friday, John Schlaechter, Wayne Ballantyne, David W. Pike 2007-12-25