BD

Brian Duke

DC Dana Canada: 4 patents #32 of 130Top 25%
LM Long Manufacturing: 2 patents #13 of 42Top 35%
Overall (All Time): #867,741 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
7681313 Heat exchanger plates and methods for manufacturing heat exchanger plates Peter Zurawel, Raymond Caron, Craig Lambert, Eric Luvisotto 2010-03-23
7318451 Flapper valves with spring tabs Yuri Peric 2008-01-15
7051799 Self-enclosing heat exchanger with crimped turbulizer Alan K. Wu, Bruce L. Evans 2006-05-30
6837305 Heat exchanger plates and manufacturing method Peter Zurawel, Raymond Caron 2005-01-04
6340053 Self-enclosing heat exchanger with crimped turbulizer Alan K. Wu, Bruce L. Evans 2002-01-22
5794691 Plate heat exchanger with reinforced input/output manifolds Bruce L. Evans, James Gerrard Sorensen 1998-08-18