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ARCTURUS DEV COMPANY

Overview
  • Total Patents
    16
About

ARCTURUS DEV COMPANY has a total of 16 patent applications. Its first patent ever was published in 1929. It filed its patents most often in United States. Its main competitors in its focus markets electrical machinery and energy and machines are RHEINISCH WESTFAELISCHES INST, LIFE TECHNOLOGY RES INST INC and ROBINSON ERNEST YEOMAN.

Patent filings in countries

World map showing ARCTURUS DEV COMPANYs patent filings in countries
# Country Total Patents
#1 United States 16

Patent filings per year

Chart showing ARCTURUS DEV COMPANYs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Electrical machinery and energy
#2 Machines

Focus technologies

# Technology
#1 Electric discharge tubes
#2 Unspecified technologies

Top inventors

# Name Total Patents
#1 Louis Krahl Walter 8
#2 Glauber John J 3
#3 Abbott Feindel 2
#4 Horn Clarence A 2
#5 Stahl Charles E 1

Latest patents

Publication Filing date Title
US2213162A Multiple unit radio tube
US2232220A Multiple unit radio tube
US2190788A Metal tube construction
US2107254A Electric tube construction
US2137571A Thermionic tube construction
US2048257A Tube element retaining means
US2188270A Thermionic tube
US2089647A Tube element shock absorber
US2108987A Shock absorber for the elements of thermionic tubes
US1967208A Electron discharge device
US1926008A Electron discharge device
US1937023A Electrode for electron discharge devices
US2062751A Element assembly for electron devices
US1980068A Element structure for electron devices
US2052882A Vacuum tube elements assembly
US1960056A Unitary vacuum tube structure