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WINONA TOOL MFG COMPANY

Overview
  • Total Patents
    19
About

WINONA TOOL MFG COMPANY has a total of 19 patent applications. Its first patent ever was published in 1942. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets machine tools, machines and mechanical elements are KOREA POLYOL CO LTD, LANDIS ABRAHAM B and ECLIPSE COUNTERBORE COMPANY.

Patent filings in countries

World map showing WINONA TOOL MFG COMPANYs patent filings in countries
# Country Total Patents
#1 United States 17
#2 Canada 1
#3 United Kingdom 1

Patent filings per year

Chart showing WINONA TOOL MFG COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Fuglie Elmer A 17
#2 John Anderson Hilton 1
#3 Weinmann Carl E 1
#4 Oelkers Ore 1
#5 Alvin Fuglie Elmer 1
#6 Leonard Connett Solomon 1

Latest patents

Publication Filing date Title
US2865150A Rotary crankshaft grinder
US2891302A Method for inserting wrist pins within pistons
US2771719A Crankshaft grinding device wheel mount
US2845248A Non-sticking leak-proof valve
US2700851A Crankshaft grinding device
US2738158A Non-sticking leak-proof valve
US2736955A Means for moving press-fit bushings out of or into cylindrical bearings
US2793868A Carrier cart provided with stair climbing endless treads
US2629213A Crankshaft grinding device
US2664926A Automatic lumber-releasing traveling gang saw sawmill
US2663889A Combination brush and sponge windshield cleaner
US2595838A Apparatus for cleaning parts and for separating suspended particles from liquids
US2445667A Electrical circuit tester
US2390933A Crankshaft support and grinder
US2391406A Automatic crankshaft grinding and polishing machine
US2359359A Boring tool adapted for use in turning toolholders
US2391405A Method of removing broken studs
CA411669A Crankshaft grinder