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James J. Czaja

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  • Maple Plain, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vertical photoresist developer
    • Patent number 4,739,780
    • Issue date Apr 26, 1988
    • Circuit Chemistry Corporation
    • James J. Czaja
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Vertical photoresist developer
    • Patent number 4,732,173
    • Issue date Mar 22, 1988
    • Circuit Chemistry Corporation
    • James J. Czaja
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Solder stripping solution
    • Patent number 4,397,753
    • Issue date Aug 9, 1983
    • Circuit Chemistry Corporation
    • James J. Czaja
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...