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CIRCLE F IND INC

Overview
  • Total Patents
    17
About

CIRCLE F IND INC has a total of 17 patent applications. Its first patent ever was published in 1966. It filed its patents most often in United States and Canada. Its main competitors in its focus markets electrical machinery and energy and control are CONTINENTAL WIRT ELECTRONIC, JOHN I PAULDING INC and SWITCHLAB ELETRONIC TECH SHANGHAI CO LTD.

Patent filings in countries

World map showing CIRCLE F IND INCs patent filings in countries
# Country Total Patents
#1 United States 14
#2 Canada 3

Patent filings per year

Chart showing CIRCLE F IND INCs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Walterick Kenneth H 5
#2 Anthony Walter H 4
#3 Genovese John M 3
#4 Tibolla Julius F 2
#5 Lawson Gustaf R 2
#6 Disadatino R 1
#7 Disabatino Roland 1
#8 Genovese J 1
#9 Turner David H 1
#10 Tibolla J 1

Latest patents

Publication Filing date Title
US4165146A Retention means for snap-in spring
US3757268A Self grounding receptacle
US3719919A Connector for use with oxide coated conductors
US3681593A Snap-in fluorescent lampholder with front end release
US3646297A Push switch, especially for ac use
US3622931A S-type fuse holder
US3609645A Incandescent lampholders,especially of the candelabra socket type
US3542975A Switch,especially usable as a starter and control switch for fluorescent lamps
US3538492A Heavy duty receptacle and blade assembly
US3514738A Combined contact and terminal for convenience outlets
US3464050A Potentiometer
US3543141A Continuously variable,full-wave,phase-controlled power circuit
US3321601A Electric switch having barriers isolating the several terminals and frameattaching tabs thereof
US3328540A Miniature slide switch having movable contact of the folded flat spring type