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TRENCH ELECTRIC LTD

Overview
  • Total Patents
    50
About

TRENCH ELECTRIC LTD has a total of 50 patent applications. Its first patent ever was published in 1962. It filed its patents most often in Canada, Germany and Switzerland. Its main competitors in its focus markets electrical machinery and energy, basic communication technologies and control are BBA CANADA, MAGCOMP AB and SCHWABE H FA.

Patent filings in countries

World map showing TRENCH ELECTRIC LTDs patent filings in countries

Patent filings per year

Chart showing TRENCH ELECTRIC LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Trench Anthony B 14
#2 Dudley Richard F 6
#3 Burke Patrick Earl 5
#4 Barclay Trench Anthony 4
#5 Marks Vaughan 4
#6 Trench A 3
#7 Burke Patrick E 3
#8 Arnold William 2
#9 Trench Anthony Barclay 1
#10 Anthony Barclay Trench 1

Latest patents

Publication Filing date Title
BR8700186A Electric induction heating appliance, electric induction heating appliance, induction appliance
EP0120154A1 Continuously transposed conductor
CA1170321A Low loss spider support for coil of an inductive apparatus
CA1203588A Continuously transposed conductor
CA1114465A Tapped air core reactor
CA1065028A Air core reactor
CA965166A Air core duplex reactor
CA1014615A Protective system for a capacitor voltage transformer
CA970447A Variable coil
CA928406A Coil and method of making the same
CA914770A Transformer coils, method of making same, dry transformers and cascading of transformers
CA851345A Modified transformer including heat sinks
CA893877A Transformer and casing having heat sinks magnetically streamlined and engaging the casing
CA898921A Metalized encapsulated coil and method of making the same
CA906747A Method of making transformer
CA906072A A.c. magnetically streamlined heat sink
CA906073A Dry transformer and method of making same
DE1463689A1 Current limiting device for electrical power systems
US3264590A Current limiting reactor
GB985506A Shunt reactor