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SJ ELECTRO SYSTEMS INC

Overview
  • Total Patents
    44
  • GoodIP Patent Rank
    97,394
  • Filing trend
    ⇩ 100.0%
About

SJ ELECTRO SYSTEMS INC has a total of 44 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1979. It filed its patents most often in United States, Canada and EPO (European Patent Office). Its main competitors in its focus markets electrical machinery and energy, measurement and control are CIE PR LA FABRICATION DES COMP, PERKINS CHARLES G and ROCKWELL AUTOMATION AG.

Patent filings per year

Chart showing SJ ELECTRO SYSTEMS INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Bergum Alan J 19
#2 Johnston Stephen P 14
#3 Lee Rory G 7
#4 Steinke Corey Lee 3
#5 Utke Gene 3
#6 Klabunde Robert G 2
#7 Atchia Alain Julian 2
#8 Atchia Julian A 1
#9 George Todd R 1
#10 Utke Gene H 1

Latest patents

Publication Filing date Title
US2020103299A1 Pressure transducer assembly with atmospheric reference
US2018110151A1 Easy assembly control panel
US2017250041A1 Magnetically actuated switch
US2017075363A1 Liquid level sensing system
US10193546B1 Pump switching device
US2015333438A1 Water impermeable electrical junction system
US2016118778A1 Electrical enclosure cord stowage system
US2015364902A1 Electrical enclosure with interchangeable pedestal mounting system
US2015333436A1 Water impermeable electrical junction system
US2015332882A1 High Temperature Float Switch System
US8737672B1 Water resistant alarm system
US6420668B1 No-float pump switch
US6140925A Magnetically actuated float switch
CA2221862A1 Dosing counter
US5909352A Alternator circuit for use in a liquid level control system
US5306885A Cable attaching device
US5155311A Float switch assembly for submersible pump
US5087801A Sphere-actuated float switch
US4652802A Alternator circuit arrangement useful in liquid level control system
US4572934A Mercury switch