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WINBERG RAGNAR W

Overview
  • Total Patents
    28
About

WINBERG RAGNAR W has a total of 28 patent applications. Its first patent ever was published in 1939. It filed its patents most often in United States, Canada and Germany. Its main competitors in its focus markets textiles and paper, machines and consumer goods are FORSTER GEB, C GEX SYSTEMS C GEX and MITCHELL CO A J.

Patent filings in countries

World map showing WINBERG RAGNAR Ws patent filings in countries
# Country Total Patents
#1 United States 18
#2 Canada 8
#3 Germany 1
#4 United Kingdom 1

Patent filings per year

Chart showing WINBERG RAGNAR Ws patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Winberg Ragnar W 27
#2 W Winberg Ragnar 1

Latest patents

Publication Filing date Title
GB1197489A Material Stitching and Guiding Apparatus
US3308779A Bendable thread-severing device
US3250657A Machine and method for manufacturing belts
US3271830A Buckle forming stock
US3195488A Needle positioning mechanism for a sewing machine
US3146027A Automobile seat belt delayed action release
US3133514A Belt assembly machine
US3083658A Drive for rotary feed attachments for sewing machines
US3111156A Buckle stock forming machine and method
US3018746A Combined presser foot and feeder
US3033735A Belt forming machine
US3047047A Apparatus for forming a belt assembly including a backing and facing
US2998119A Prong sorting apparatus
US2908237A Throat plate
US2892427A Work feeding mechanism for sewing machine
US2955553A Rotary feeder
US2777409A Feed means for sewing machines
US2420275A Bobbin thread controlled signal for sewing machines
US2253993A Feeding device for sewing machines
CA726894A Needle positioning mechanism for a sewing machine