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UNITED TRANSFORMER CORP

Overview
  • Total Patents
    12
About

UNITED TRANSFORMER CORP has a total of 12 patent applications. Its first patent ever was published in 1955. It filed its patents most often in United States, Canada and France. Its main competitors in its focus markets electrical machinery and energy and machines are YAN YIPENG, SHT CORP LTD and MAG LAYERS SCIENT TECHNICS CO.

Patent filings in countries

World map showing UNITED TRANSFORMER CORPs patent filings in countries
# Country Total Patents
#1 United States 4
#2 Canada 2
#3 France 2
#4 United Kingdom 2
#5 Switzerland 1
#6 Germany 1

Patent filings per year

Chart showing UNITED TRANSFORMER CORPs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Electrical machinery and energy
#2 Machines

Focus technologies

# Technology
#1 Magnets and transformers
#2 Unspecified technologies

Top inventors

# Name Total Patents
#1 Craige Theodore L 6
#2 Mitchell Isaac A 1
#3 Theodore L Craige 1

Latest patents

Publication Filing date Title
US3267400A Variable inductance device
FR1212796A Induction device
GB858387A Improvements in or relating to inductive devices
US2948871A Miniature inductive devices
GB802058A Improvements in or relating to inductive devices
FR1161734A Improvements to miniature inductors
US2949591A Miniature inductive devices
US2879489A Inductor core
CA639211A Miniature inductive devices
CA790760A Variable inductance device