PD

Peter Dawson

CL Canadian Patents And Development Limited: 2 patents #40 of 449Top 9%
CS Cominco Engineering Services: 1 patents #5 of 10Top 50%
TL Tweedy Of Burnley Limited: 1 patents #2 of 8Top 25%
Overall (All Time): #557,814 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
11466941 Flat plate heat exchanger with adjustable spacers 2022-10-11
8997841 Flat heat exchanger plate and bulk material heat exchanger using the same 2015-04-07
7264039 Apparatus for cleaning heat exchanger plates and a bulk material heat exchanger using the same 2007-09-04
7093649 Flat heat exchanger plate and bulk material heat exchanger using the same 2006-08-22
5857516 Pressure reducing heat exchanger Neville Jordison 1999-01-12
4721854 Quadrupole mass spectrometer 1988-01-26
4329582 Tandem mass spectrometer with synchronized RF fields J. Barry French 1982-05-11
4204408 Vacuum cooling 1980-05-27
4189640 Quadrupole mass spectrometer 1980-02-19