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FERNAND HOLWECK

Overview
  • Total Patents
    13
About

FERNAND HOLWECK has a total of 13 patent applications. Its first patent ever was published in 1913. It filed its patents most often in United Kingdom, France and Germany. Its main competitors in its focus markets electrical machinery and energy, audio-visual technology and basic communication technologies are MATSUSHITA DISPLAY DEVICES GER, OWEN HARRIES JOHN HENRY and FRANCOIS JOSEPH GERARD VAN DEN.

Patent filings in countries

World map showing FERNAND HOLWECKs patent filings in countries
# Country Total Patents
#1 United Kingdom 8
#2 France 3
#3 Germany 1
#4 United States 1

Patent filings per year

Chart showing FERNAND HOLWECKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Holweck Fernand 3
#2 Fernand Holweck 2

Latest patents

Publication Filing date Title
GB286649A Improvements in or relating to thermionic valves
GB286613A Improvements in or relating to mirrors for use in oscillographs and the like instruments
GB267120A Improvements in or relating to picture telegraphy and the like
GB236220A Improvements in thermionic apparatus
US1660381A Thermionic apparatus
GB211143A Improvements in thermionic apparatus
GB206155A Improvements in thermionic apparatus
GB189137A Improved apparatus for radiology
GB191402206A Improvements in or relating to Cathodic Detectors.