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CARROLL ROBERT L

Overview
  • Total Patents
    17
About

CARROLL ROBERT L has a total of 17 patent applications. Its first patent ever was published in 1950. It filed its patents most often in United States and Canada. Its main competitors in its focus markets packaging and shipping, textiles and paper and chemical engineering are SAVIO MACCHINE TESSILI SPA, ALFRED STANLEY LOWRY and ARUNDEL COULTHARD & CO LTD.

Patent filings in countries

World map showing CARROLL ROBERT Ls patent filings in countries
# Country Total Patents
#1 United States 15
#2 Canada 2

Patent filings per year

Chart showing CARROLL ROBERT Ls patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Carroll Robert L 17

Latest patents

Publication Filing date Title
US4000934A Roving can piston
US3286449A Stretch yarn feeder for spinning frames
US3273206A Yarn condenser for textile machines
US3218691A Yarn treating device
US3141288A Spindle brake
US3136498A Winding tube adapter
US3020048A Golf iron
US3049318A Bail rod sleeve for strand tension device
US2974897A Strand tension device
US3010484A Shuttle boxing device
US2878840A Checking device
US2813687A Strand tensioning mechanism
US2833491A Strand tensioning means
US2800772A Electronic heat pump
US2635829A Yarn cake holder for winders
CA756322A Yarn treating device
CA590419A Electronic heat pump