TREA

Selection of substances for gas fillings

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Industry

  • CPC
  • H01J40/10
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Parent Industries

HELECTRICITY H01Electric elements H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS H01J40/00Photoelectric discharge tubes not involving the ionisation of a gas

Current Industry

H01J40/10Selection of substances for gas fillings
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Phototube
    • Patent number 11,961,725
    • Issue date Apr 16, 2024
    • Hamamatsu Photonics K.K.
    • Tsuyoshi Kodama
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Ultraviolet flame detector
    • Patent number 11,686,613
    • Issue date Jun 27, 2023
    • FENNO-AURUM OY
    • Heikki Johannes Sipilä
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2100765
    • Patent number 2,100,765
    • Issue date Nov 30, 1937
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    PHOTOTUBE
    • Publication number 20230369035
    • Publication date Nov 16, 2023
    • Hamamatsu Photonics K.K.
    • Tsuyoshi KODAMA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ULTRAVIOLET FLAME DETECTOR
    • Publication number 20220128401
    • Publication date Apr 28, 2022
    • FENNO-AURUM OY
    • Heikki Johannes SIPILÄ
    • G01 - MEASURING TESTING