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RADIO STEEL & MFG CO

Overview
  • Total Patents
    44
About

RADIO STEEL & MFG CO has a total of 44 patent applications. Its first patent ever was published in 1933. It filed its patents most often in United States, France and Germany. Its main competitors in its focus markets transport, packaging and shipping and machine tools are YOO SANG JIN, THULE CHILD TRANSP SYSTEMS LTD and O W SIEBERT COMPANY.

Patent filings in countries

World map showing RADIO STEEL & MFG COs patent filings in countries
# Country Total Patents
#1 United States 19
#2 France 8
#3 Germany 6
#4 United Kingdom 6
#5 Austria 2
#6 Switzerland 2
#7 Belgium 1

Patent filings per year

Chart showing RADIO STEEL & MFG COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tonelli Roger 5
#2 Tonelli Roger R 4
#3 Roger Tonelli 3
#4 Roger R Tonelli 2
#5 Tonelli Ruggero R 2
#6 Paul Alex G 2
#7 Alex Paul 2
#8 Antonio Pasin 2
#9 Renato Tonelli Ruggero 1
#10 Pasin Mario A 1

Latest patents

Publication Filing date Title
US4744575A Coaster wagon with anti-tipping features
US4222582A Coaster wagon with safety cap
US3578806A Trailer and undercarriage therefor
US3595376A Vertical lift
US3241853A Coaster wagon with dished body for stacking
US3329440A Ski sled and braking means
US3276785A Ski sled and mounting means
US3282600A Wheelbarrow
US3251127A Method of making a wagon handle by projection welding
US3130443A Coaster wagon handle
US2955839A Scooter
GB854458A Article conveyor and transfer mechanism
GB854436A Conveyer transfer mechanism
US2949996A Article conveyor and transfer mechanism
US3006453A Conveyer transfer mechanism
US2929532A Mechanism for feeding steel disks or the like
US2840421A Wheel structure and bearing member for use in same
US2672835A Sheet feeding mechanism
US2676054A Juvenile coaster wagon body paneling
US2015948A Bolster construction