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DRAFTO CORP

Overview
  • Total Patents
    22
About

DRAFTO CORP has a total of 22 patent applications. Its first patent ever was published in 1946. It filed its patents most often in United States, Canada and Germany. Its main competitors in its focus markets packaging and shipping, mechanical elements and machines are BALTROTORS SIA, ERNST B JOHANSEN AS and YANGZHOU DAYANG WATER SUPPLY EQUIPMENT CO LTD.

Patent filings in countries

World map showing DRAFTO CORPs patent filings in countries
# Country Total Patents
#1 United States 9
#2 Canada 8
#3 Germany 2
#4 United Kingdom 2
#5 Sweden 1

Patent filings per year

Chart showing DRAFTO CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kraeling John B 11
#2 Kiser David G 5
#3 Wassmer Peter J 3
#4 Kraeling John Bradshaw 2
#5 Coon Lawrence H 2
#6 Allen David B 2
#7 B Kraeling John 1
#8 Tucker Charles D 1
#9 Kraeling J 1
#10 Spaulding Donald M 1

Latest patents

Publication Filing date Title
US5636888A Remote-controlled latch assembly
US5205599A Auxiliary protective coil lifter saddle
CA1248567A Coil edge protecting coil lifter and insert
US3450243A External disconnect for speed changer clutch
GB1095861A Flexible gear coupling
US3251590A Folded springs
US3243973A Flexible gear couplings
US3095057A Traveling block weighing device
US3037804A Rotary hook for traveling block for cranes
US2946632A Crane wheels
US2495038A Metal disintegrating device
CA700995A Traveling block weighing device
CA668295A Rotary hook for traveling block for cranes
CA788703A Flexible gear coupling
CA856110A Traveling block with a rotatable hook
CA757508A Folded springs