JD

Jean-Pierre Douville

SD Societe D'Exploitation Des Machines Dubuit: 3 patents #4 of 15Top 30%
HY Hydro-Quebec: 1 patents #211 of 463Top 50%
Overall (All Time): #1,041,006 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6510787 Printing machine for printing both sides of flat objects 2003-01-28
5657690 Offset printing head and printing machine including at least one such printing head Jean-Louis Dubuit 1997-08-19
5046412 Fixed printing axis printing machine with multiratio transmission means varying the location of the object to be printed Jean-Louis Dubuit, Eric Rouly 1991-09-10
4914382 High voltage measuring circuit coupled to the capacitive grounding tap bushing of an HV device Ryszard Malewski, Louis Lavallee 1990-04-03
4498386 Silk screen printing machine Eric Rouly 1985-02-12