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ROCKFORD MACHINE TOOL COMPANY

Overview
  • Total Patents
    19
About

ROCKFORD MACHINE TOOL COMPANY has a total of 19 patent applications. Its first patent ever was published in 1920. It filed its patents most often in United States, United Kingdom and Canada. Its main competitors in its focus markets machine tools, machines and mechanical elements are RIGID LTD, MEAD THEODORE E and ROCKFORD MACHINE TOOL CO.

Patent filings in countries

World map showing ROCKFORD MACHINE TOOL COMPANYs patent filings in countries
# Country Total Patents
#1 United States 14
#2 United Kingdom 3
#3 Canada 2

Patent filings per year

Chart showing ROCKFORD MACHINE TOOL COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Jackson Paul S 7
#2 Herrstrum Rudolph E 5
#3 Hallberg Elmer E 2
#4 Bjorklund Stanley A 1
#5 Kenyon William C 1
#6 Alden Raymond M 1
#7 Verstynen Joseph C 1
#8 Vinci Charles E 1

Latest patents

Publication Filing date Title
US2512019A Hydraulic machine tool
US2542519A Table control for hydraulic machine tools
US2497608A Hydraulic circuits for machine tools
US2473584A Tracer mechanism for machine tools
US2452754A Variable power transmission
US2377627A Actuating system for maching tools
US2590769A Back-pressure valve for hydraulic machine tools
US2349171A Machine tool
US2311987A Valve
US2264532A Hydraulic circuit for machine tools
US2223038A Hydraulic machine tool
GB465809A Improvements in or relating to hydraulically operated machine tools such as planers, shapers and the like
GB470841A Improvements in or relating to machine tools, for example hydraulic shaping machines
GB466095A Improvements in or relating to hydraulically operated machine tools, such as planers, shapers and the like
US2167890A Hydraulic machine tool
US1564483A Lathe
CA496509A Plastic molding machine and method
CA370543A Hydraulic machine tool