Learn more

DION FRERES INC

Overview
  • Total Patents
    37
About

DION FRERES INC has a total of 37 patent applications. Its first patent ever was published in 1948. It filed its patents most often in Canada and United States. Its main competitors in its focus markets agriculture, transport and mechanical elements are HELMUT CLAAS, CLAAS OHG and RECH EXPL INVENT GUILLOTIN.

Patent filings in countries

World map showing DION FRERES INCs patent filings in countries
# Country Total Patents
#1 Canada 22
#2 United States 15

Patent filings per year

Chart showing DION FRERES INCs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Dion Narcisse 7
#2 Dion Lucien 6
#3 Dion Amedee 6
#4 Amedee Dion 5
#5 Lucien Dion 4
#6 Narcisse Dion 4
#7 Dion Joseph L 2
#8 Dion Amede 1
#9 Dion Bruno 1
#10 Bruno Dion 1

Latest patents

Publication Filing date Title
US3400944A Manually operable retractable wheel mount for semi-portable farm equipment and the like
US3375646A Corn harvester
US2755911A Feeding device for agricultural machines
US2712453A Jack for draft rods
US2750202A Tractor hitch having a detachable implement carrying frame
US2763497A Wheeled vehicle with adjustable frame
US2712424A Conduit assembly
US2712385A Lever adjusting device
US2688392A Feeding device for agricultural machines
US2694483A Adjustable feeder apron for agricultural machines
US2646802A Flow apron for threshers
US2685368A Screen holding device for threshing machines
US2550978A Adjustable feeder apron for agricultural machines
US2587122A Feeding device for ensilage cutters
US2522435A Belt guide
CA518227A Branched and valved conduit
CA839029A Combined forage chopper and centrifugal blower for forage harvesters
CA542152A Frame tilting device
CA493161A Chaffer for threshing machines
CA494414A Flow apron for threshers