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HOLLINGSWORTH JOHN D

Overview
  • Total Patents
    57
About

HOLLINGSWORTH JOHN D has a total of 57 patent applications. Its first patent ever was published in 1941. It filed its patents most often in United States, Switzerland and Canada. Its main competitors in its focus markets textiles and paper, machine tools and machines are EDGE JAMES, VNII TEKSTILNOGO LEGKOGO MASH and KOSTROMSKOJ G T UNIV.

Patent filings per year

Chart showing HOLLINGSWORTH JOHN Ds patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hollingsworth John D 31
#2 John D Hollingsworth 7
#3 Hollingsworth John Dargan 6
#4 Hollingsworth J D 1
#5 John Dargan Hollingsworth 1
#6 Edwin Johnson Lloyd 1
#7 D Hollingsworth John 1
#8 Jiyon Daagan Horingusuwaasu 1

Latest patents

Publication Filing date Title
US5123529A Apparatus for manufacturing metallic card clothing
US5096506A Method for making card clothing
US4964195A Metallic card clothing
US4537096A Metallic card clothing and method and apparatus for making same
US4453431A Metallic card clothing and method and apparatus for making same
US4233711A Metallic card clothing
US3968542A Beater roll
US3858276A Apparatus for removing trash from carded fibers
US3881281A Method of grinding card clothing
US3604475A Method of applying card clothing and the like to a concave
US3604062A Carding device
US3650077A Method for grinding the sides of the teeth of flexible card clothing on a card engine
GB1317747A Carding apparatus
GB1287311A Carding apparatus
CH529850A Carding machine for textile fibres
US3525127A Foundation wire for card cylinders
US3442375A Method of coiling metallic clothing and coil produced thereby
GB1144534A Card clothing
US3302248A Deflector for carding screens
US2973560A Card roll construction