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MERIT ABRASIVE PROD

Overview
  • Total Patents
    37
About

MERIT ABRASIVE PROD has a total of 37 patent applications. Its first patent ever was published in 1967. It filed its patents most often in United States, Canada and Germany. Its main competitors in its focus markets machine tools, machines and basic communication technologies are GARDNER ROLAND, ALLISON COMPANY and FERRONATO SANDRO GIOVANNI GIUS.

Patent filings in countries

World map showing MERIT ABRASIVE PRODs patent filings in countries

Patent filings per year

Chart showing MERIT ABRASIVE PRODs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Block Aleck 20
#2 Hasegawa Hiroshi 6
#3 Emerson Grahame W 5
#4 Carlson Arthur F 5
#5 Burns Russell W 3
#6 Aasaa Efu Kaaruson 1
#7 Frank Edward H 1
#8 Aretsuku Burotsuku 1
#9 Shoemaker Robert H 1
#10 Block A 1

Latest patents

Publication Filing date Title
US5871399A Flap wheel
US5722881A Flap wheel
US4439953A Abrasive disc holder
DE3025687A1 GRINDING WHEEL
CA1126034A Abrasive flap drum
US4217737A Abrasive flap drum
US4285171A Abrasive flap drum
DE2822733A1 Flexible grinding wheel - is made from rectangular block of individual leaves folded around core
CA1084714A Flexible grinding wheel
IT7849366D0 Flexible grinding wheel - is made from rectangular block of individual leaves folded around core
US4090333A Flexible grinding wheel
US4080714A Flexible polishing drum segment and method of making and mounting same
US3873280A Descaling of steel strip
US3868791A Rotary buffing sleeve
US3765130A Mounting for abrasive disc
US3678633A Abrasive pack with anchor assembly
US3574978A Means to releasably attach an abrasive disc to a rotary driver
US3619948A Internally powered rotary abrasive means
US3648417A Rotary abrasive device
US3561173A Quick change abrasive flap wheel with self-contained coupling means