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JOHAN WALFRED SWENDSEN

Overview
  • Total Patents
    16
About

JOHAN WALFRED SWENDSEN has a total of 16 patent applications. Its first patent ever was published in 1929. It filed its patents most often in United Kingdom, Germany and Ireland. Its main competitors in its focus markets electrical machinery and energy, machine tools and textiles and paper are ANHUI MINGTENG PERMANENT MAGNETIC MACHINERY & ELECTRICAL EQUIPMENT CO LTD, ZHANG JIAZHENG and Jiangsu yatai mechanical & electrical co ltd.

Patent filings in countries

World map showing JOHAN WALFRED SWENDSENs patent filings in countries
# Country Total Patents
#1 United Kingdom 7
#2 Germany 4
#3 Ireland 3
#4 Australia 2

Patent filings per year

Chart showing JOHAN WALFRED SWENDSENs patent filings per year from 1900 to 2020

Focus technologies

Top inventors

# Name Total Patents
#1 Johan Walfred Swendsen 2
#2 Swendsen Johan Walfred 1

Latest patents

Publication Filing date Title
GB757534A Improvements in and relating to heat exchangers for fluids
GB424119A Improvements in the manufacture of dynamo-electric machine coils
GB442028A Improvements in or relating to dynamo-electric machines
GB345084A Improvements in short-circuit induction motors
AU2550030B Improvements in electric induction motors
GB339206A Improvements in or relating to electric induction motors
IE11505L Induction motors
IE11341L Transformer coils
IE11368L Transformers
AU2463030B Improvements in coils for electric transformers andthe like
GB312914A Improvements in or relating to electric induction motors
GB312913A Improvements in or relating to the manufacture of magnetic cores for dynamo electricmachines and the like