DP

David B. Park

BH Baker Hughes Holdings: 2 patents #1,327 of 3,522Top 40%
SA Santrade: 2 patents #26 of 173Top 20%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
SS Stewart Systems: 1 patents #16 of 24Top 70%
📍 Wilmington, MA: #34 of 314 inventorsTop 15%
🗺 Massachusetts: #11,548 of 88,656 inventorsTop 15%
Overall (All Time): #472,748 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
6261500 Method for making a thermoplastic composite tubular member such as a golf shaft Laurent Bissonnette, Jerald A. Rolla 2001-07-17
5589079 Crystal recovery method employing a rotary vacuum filtration drum with valved hopper cake treatment means Michael F. Crawley 1996-12-31
5470473 Rotary vacuum filtration drum with valved hopper cake treatment means Michael F. Crawley 1995-11-28
4640410 Conveying system of the type in which plastic carriers are mounted on plastic links of a conveyor chain Karl V. Palmaer 1987-02-03
4613037 Rod-type conveyor belt John Alan Weaver, A. Scott Zumbrum 1986-09-23
4579218 Conveyor drive mechanism Gerard J. McDonald, James R. Snyder 1986-04-01
4576277 Conveyor system with removable wear members James R. Snyder, Gerard J. McDonald, Roland Hoet 1986-03-18
4540083 Unlatch assembly for a conveyor system James R. Cowdery, Rouzas R. Khoylian 1985-09-10
4503968 Relatch assembly for a conveyor system Rouzas R. Khoylian, James R. Cowdery 1985-03-12
4324326 Discharge assembly for an oven Rouzas R. Khoylian, James R. Cowdery 1982-04-13
4232779 Infeed assembly and a discharge assembly for a conveyor system Rouzas R. Khoylian, James R. Cowdery 1980-11-11