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FROST & SON C L

Overview
  • Total Patents
    163
About

FROST & SON C L has a total of 163 patent applications. Its first patent ever was published in 1968. It filed its patents most often in United States, Canada and Japan. Its main competitors in its focus markets mechanical elements, packaging and shipping and machines are DUNN LESLIE DONALD, JLV IND PTY LTD and BRIDGE BEARINGS.

Patent filings in countries

World map showing FROST & SON C Ls patent filings in countries

Patent filings per year

Chart showing FROST & SON C Ls patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Weis Siegfried K 40
#2 Frost Charles C 27
#3 Gurney Gerald W 11
#4 Weis S 10
#5 Van Der Meulen Douglas J 8
#6 Vandermeulen Douglas J 8
#7 Jiigufuriido Kei Buaisu 8
#8 Frost C 8
#9 Frost Ruben E 7
#10 Sytsma Frederick R 5

Latest patents

Publication Filing date Title
US4502738A Wheeled support assembly for conveyors with locking and fastening feature
CA1157503A Removable wheel for conveyors with rotation preventing means
JPS57145711A Dividing swivel for conveyor
JPS5894632A Bearing seal
US4395078A Bearing unit with improved inner race
US4408808A Relubricatable double row bearing
US4441601A Plastic conveyor roller and method of making same
US4401188A Chain spraying apparatus
US4367905A Wheeled support assembly for conveyors with locking and fastening feature
US4364614A Removal method for removable closure member for bearing units
CA1167505A Fastening apparatus and method for assembling same
US4309063A Bearing seal
CA1126967A Method for reconditioning rivetless chain links
US4323288A Bearing unit with improved inner race
US4297959A Method for making chain bracket with strengthened chain supports
US4297839A Chain link and chain assembly including same
US4297840A Chain link and chain assembly including same
CA1118694A Conveyor roller assembly
US4260306A Eccentric boring tool and method
CA1104514A Chain pin assembly with captive securing means