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Patents Grantslast 30 patents

  • Information Patent Grant

    Body of cerium-doped quartz glass

    • Patent number 5,236,876
    • Issue date Aug 17, 1993
    • U.S. Philips Corporation
    • Henricus A. M. Van Hal
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Bulb forming orifice plate for bulb making apparatus

    • Patent number 5,162,055
    • Issue date Nov 10, 1992
    • GTE Products Corporation
    • William H. Anderson
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    3805347

    • Patent number 3,805,347
    • Issue date Apr 23, 1974
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3474280

    • Patent number 3,474,280
    • Issue date Oct 21, 1969
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3400214

    • Patent number 3,400,214
    • Issue date Sep 3, 1968
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3332316

    • Patent number 3,332,316
    • Issue date Jul 25, 1967
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3326618

    • Patent number 3,326,618
    • Issue date Jun 20, 1967
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3281604

    • Patent number 3,281,604
    • Issue date Oct 25, 1966
    • G02 - OPTICS
  • Information Patent Grant

    3281606

    • Patent number 3,281,606
    • Issue date Oct 25, 1966
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    3258314

    • Patent number 3,258,314
    • Issue date Jun 28, 1966
    • C30 - CRYSTAL GROWTH
  • Information Patent Grant

    3078694

    • Patent number 3,078,694
    • Issue date Feb 26, 1963
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    3023091

    • Patent number 3,023,091
    • Issue date Feb 27, 1962
    • C30 - CRYSTAL GROWTH
  • Information Patent Grant

    2994054

    • Patent number 2,994,054
    • Issue date Jul 25, 1961
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2853104

    • Patent number 2,853,104
    • Issue date Sep 23, 1958
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2799814

    • Patent number 2,799,814
    • Issue date Jul 16, 1957
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2689189

    • Patent number 2,689,189
    • Issue date Sep 14, 1954
    • G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING