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WHITIN MACHINE WORKS

Overview
  • Total Patents
    754
About

WHITIN MACHINE WORKS has a total of 754 patent applications. Its first patent ever was published in 1898. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets textiles and paper, packaging and shipping and machines are RIETER AG MASCHF, JOH JACOB RIETER & CO LTD and SANT ANDREA NOVARA OHG E FONDE.

Patent filings in countries

World map showing WHITIN MACHINE WORKSs patent filings in countries
# Country Total Patents
#1 United States 499
#2 Canada 77
#3 United Kingdom 64
#4 Switzerland 42
#5 France 40
#6 Germany 25
#7 Spain 2
#8 Italy 2
#9 Netherlands 2
#10 Japan 1

Patent filings per year

Chart showing WHITIN MACHINE WORKSs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Owen Oscar L 38
#2 Dudley John S 26
#3 Schlums Otto W 25
#4 Hendrickson Fred K 24
#5 Crockett Frank L 24
#6 Owen Henry A 22
#7 Aldrich William O 20
#8 Reiterer Ferdinand 20
#9 Ferdinand Reiterer 18
#10 Brandt Carl D 14

Latest patents

Publication Filing date Title
US4099609A Bobbin elevating conveyor and orientor
US3916610A Roving frame bolster
US3881426A Doffer mechanism carriage
US3830049A Bobbin ejecting mechanism for doffing machine
US3889311A Flute suspension plate
US3797219A Spindle bolster
US3789598A Roving frame bolster
US3447206A Draw frame for blending fibers
US3451640A Yarn guide assembly
US3430875A Winding apparatus
US3451277A Cam mechanism
US3400431A Comber nipper feed system
US3327466A Center-of-gravity spindle device
US3317800A Electric control circuit
US3296663A Arrangement for guiding the web at the discharge side of the doffer in carding machines
US3235912A Sliver forming apparatus
US3226774A Carding machine
US3197156A Holder
US3172248A Anti-ballooning device
US3210625A Motor control