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SMITH INLAND A O

Overview
  • Total Patents
    38
About

SMITH INLAND A O has a total of 38 patent applications. Its first patent ever was published in 1962. It filed its patents most often in Canada, United States and Germany. Its main competitors in its focus markets machines, materials and metallurgy and mechanical elements are PETRO TECHNIK LTD, MIRADOR AS and KUNGSOERS PLAST AB.

Patent filings in countries

World map showing SMITH INLAND A Os patent filings in countries
# Country Total Patents
#1 Canada 16
#2 United States 15
#3 Germany 3
#4 United Kingdom 2
#5 Netherlands 2

Patent filings per year

Chart showing SMITH INLAND A Os patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Jackman Robert M 12
#2 Johnson Junior L 4
#3 Mcdonald William N 4
#4 Huseby Robert A 3
#5 Fiser James T 3
#6 Amund Huseby Robert 2
#7 Hof Richard 2
#8 Pikey Leonard E 2
#9 James Ray R 2
#10 Oswald Kenneth J 2

Latest patents

Publication Filing date Title
US4343843A Fiber reinforced epoxy resin article
CA1063045A Ribbed tubular structure and method of making same
US4067362A Reinforced ribbed tubular structure and method of making same
US4024893A Pipe proof test fixture
US3978572A Pipe joint make up tool
US3893263A Tapering tool
US3888714A Fiber reinforced tubular article having abrasion resistant liner
US3794359A Abrasion resistant pipe fitting
CA991451A Atomized steel powder having improved hardenability
US3794081A Fiber reinforced tubular article having abrasion resistant liner
US3687654A Method of making alloy steel powder
US3766079A Exothermic composition
US3652375A Plastic article having ultraviolet reflective properties
US3668024A Method of annealing metal powder
GB1274531A Method of making alloy steel powder
US3603182A Spigot-forming tool
US3499815A Filament winding apparatus
US3484321A Heating device for curing the adhesive joint between plastic pipe sections
CA905169A Method of making steel powder
CA824117A Tube winding machine