Electric lamp and discharge devices

Patents Grantslast 30 patents

  • Information Patent Grant

    High pressure metal vapor discharge lamp

    • Patent number 4,777,399
    • Issue date Oct 11, 1988
    • Tokyo Shibaura Denki Kabushiki Kaisha
    • Kouichi Miyazaki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Heterojunction-diode transistor EBS amplifier

    • Patent number 4,410,903
    • Issue date Oct 18, 1983
    • The United States of America as represented by the Secretary of the Navy
    • Herman H. Wieder
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Heterojunction and Schottky barrier EBS targets

    • Patent number 4,350,993
    • Issue date Sep 21, 1982
    • The United States of America as represented by the Secretary of the Navy
    • Herman H. Wieder
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3243644

    • Patent number 3,243,644
    • Issue date Mar 29, 1966
    • H01 - BASIC ELECTRIC ELEMENTS
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    3164743

    • Patent number 3,164,743
    • Issue date Jan 5, 1965
    • H01 - BASIC ELECTRIC ELEMENTS
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    3148297

    • Patent number 3,148,297
    • Issue date Sep 8, 1964
    • H01 - BASIC ELECTRIC ELEMENTS
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    3123737

    • Patent number 3,123,737
    • Issue date Mar 3, 1964
    • H01 - BASIC ELECTRIC ELEMENTS
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    3089050

    • Patent number 3,089,050
    • Issue date May 7, 1963
    • H01 - BASIC ELECTRIC ELEMENTS
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    3089056

    • Patent number 3,089,056
    • Issue date May 7, 1963
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3089055

    • Patent number 3,089,055
    • Issue date May 7, 1963
    • H01 - BASIC ELECTRIC ELEMENTS
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    3087085

    • Patent number 3,087,085
    • Issue date Apr 23, 1963
    • H01 - BASIC ELECTRIC ELEMENTS
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    3087086

    • Patent number 3,087,086
    • Issue date Apr 23, 1963
    • H01 - BASIC ELECTRIC ELEMENTS
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    3073989

    • Patent number 3,073,989
    • Issue date Jan 15, 1963
    • H01 - BASIC ELECTRIC ELEMENTS
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    3051860

    • Patent number 3,051,860
    • Issue date Aug 28, 1962
    • H01 - BASIC ELECTRIC ELEMENTS
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    3046431

    • Patent number 3,046,431
    • Issue date Jul 24, 1962
    • H01 - BASIC ELECTRIC ELEMENTS
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    3046440

    • Patent number 3,046,440
    • Issue date Jul 24, 1962
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3002124

    • Patent number 3,002,124
    • Issue date Sep 26, 1961
    • H01 - BASIC ELECTRIC ELEMENTS
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    3002101

    • Patent number 3,002,101
    • Issue date Sep 26, 1961
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2998541

    • Patent number 2,998,541
    • Issue date Aug 29, 1961
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2978969

    • Patent number 2,978,969
    • Issue date Apr 11, 1961
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2960617

    • Patent number 2,960,617
    • Issue date Nov 15, 1960
    • H01 - BASIC ELECTRIC ELEMENTS
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    2945973

    • Patent number 2,945,973
    • Issue date Jul 19, 1960
    • H01 - BASIC ELECTRIC ELEMENTS
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    2918600

    • Patent number 2,918,600
    • Issue date Dec 22, 1959
    • H01 - BASIC ELECTRIC ELEMENTS
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    2900555

    • Patent number 2,900,555
    • Issue date Aug 18, 1959
    • H01 - BASIC ELECTRIC ELEMENTS
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    2898499

    • Patent number 2,898,499
    • Issue date Aug 4, 1959
    • H01 - BASIC ELECTRIC ELEMENTS
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    2882419

    • Patent number 2,882,419
    • Issue date Apr 14, 1959
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    2864031

    • Patent number 2,864,031
    • Issue date Dec 9, 1958
    • H01 - BASIC ELECTRIC ELEMENTS
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    2861206

    • Patent number 2,861,206
    • Issue date Nov 18, 1958
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    2857551

    • Patent number 2,857,551
    • Issue date Oct 21, 1958
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2821643

    • Patent number 2,821,643
    • Issue date Jan 28, 1958
    • H01 - BASIC ELECTRIC ELEMENTS