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WAIN ROY CORP

Overview
  • Total Patents
    36
About

WAIN ROY CORP has a total of 36 patent applications. Its first patent ever was published in 1946. It filed its patents most often in United States, Canada and France. Its main competitors in its focus markets civil engineering, packaging and shipping and transport are HETLESAETER OLAF, J & K SMIT S SCHEEPSWERVEN N V and SONERUDS MASKIN AB.

Patent filings in countries

World map showing WAIN ROY CORPs patent filings in countries
# Country Total Patents
#1 United States 18
#2 Canada 10
#3 France 3
#4 United Kingdom 3
#5 Germany 2

Patent filings per year

Chart showing WAIN ROY CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Holopainen Vaino J 20
#2 Arnold Carroll H 3
#3 Ziskal Joseph F 2
#4 King James F 2
#5 Vaughan Roger H 2
#6 H Arnold Carrol 1
#7 Holopainen Vaino John 1
#8 H Arnold Carroll 1
#9 Dorkins Evan E 1
#10 John Higginson 1

Latest patents

Publication Filing date Title
US3395812A Boom swing system
US3250410A Mounting structure for earth moving apparatus
US3266647A Side-shift backhoe
FR1416259A Improvements to earth moving equipment
US3244301A Earth moving apparatus
US3257013A Earth handling vehicle
US3165842A Mechanism for attaching implements to vehicles
US3078602A Transplanting implement
US3116845A Material handling apparatus
US2973874A Swing system for digging attachment
US3057494A Excavating apparatus
US3047109A Coupling
US3003651A Excavating apparatus
GB754078A Power operated shovel
US2781927A Stabilizing apparatus
US2784768A Reversible seat
US2768759A Power operated shovels
US2698697A Power-operated shovel
US2496874A Ditchdigging attachment for tractors
US2543496A Shovel attachment for tractors