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Preparation of the foundation plate, preliminary treatment oxidation of the foundation plate, reduction treatment

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  • H01L21/161
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HELECTRICITY H01Electric elements H01LSEMICONDUCTOR DEVICES ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof

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H01L21/161Preparation of the foundation plate, preliminary treatment oxidation of the foundation plate, reduction treatment
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Patents Grantslast 30 patents

  • Information Patent Grant

    3631311
    • Patent number 3,631,311
    • Issue date Dec 28, 1971
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2793968
    • Patent number 2,793,968
    • Issue date May 28, 1957
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2739276
    • Patent number 2,739,276
    • Issue date Mar 20, 1956
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2701285
    • Patent number 2,701,285
    • Issue date Feb 1, 1955
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2700126
    • Patent number 2,700,126
    • Issue date Jan 18, 1955
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2694651
    • Patent number 2,694,651
    • Issue date Nov 16, 1954
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2614052
    • Patent number 2,614,052
    • Issue date Oct 14, 1952
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2488445
    • Patent number 2,488,445
    • Issue date Nov 15, 1949
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2484252
    • Patent number 2,484,252
    • Issue date Oct 11, 1949
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2465228
    • Patent number 2,465,228
    • Issue date Mar 22, 1949
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2449453
    • Patent number 2,449,453
    • Issue date Sep 14, 1948
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2304090
    • Patent number 2,304,090
    • Issue date Dec 8, 1942
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2261348
    • Patent number 2,261,348
    • Issue date Nov 4, 1941
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2246328
    • Patent number 2,246,328
    • Issue date Jun 17, 1941
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2213389
    • Patent number 2,213,389
    • Issue date Sep 3, 1940
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2201709
    • Patent number 2,201,709
    • Issue date May 21, 1940
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2197115
    • Patent number 2,197,115
    • Issue date Apr 16, 1940
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2186781
    • Patent number 2,186,781
    • Issue date Jan 9, 1940
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2162362
    • Patent number 2,162,362
    • Issue date Jun 13, 1939
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2158748
    • Patent number 2,158,748
    • Issue date May 16, 1939
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2143824
    • Patent number 2,143,824
    • Issue date Jan 10, 1939
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2118645
    • Patent number 2,118,645
    • Issue date May 24, 1938
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2093661
    • Patent number 2,093,661
    • Issue date Sep 21, 1937
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2049472
    • Patent number 2,049,472
    • Issue date Aug 4, 1936
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2019096
    • Patent number 2,019,096
    • Issue date Oct 29, 1935
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1975356
    • Patent number 1,975,356
    • Issue date Oct 2, 1934
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1894035
    • Patent number 1,894,035
    • Issue date Jan 10, 1933
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1892832
    • Patent number 1,892,832
    • Issue date Jan 3, 1933
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1863843
    • Patent number 1,863,843
    • Issue date Jun 21, 1932
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1834275
    • Patent number 1,834,275
    • Issue date Dec 1, 1931
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents