DP

Dave Procknow

BS Briggs & Stratton: 2 patents #215 of 490Top 45%
Overall (All Time): #2,146,558 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7373956 Passageway having non-linear flow path John Garthwaite, Gary J. Gracyalny 2008-05-20
7086367 Air flow arrangement for a reduced-emission single cylinder engine 2006-08-08