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Electron beam exposure apparatus
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Patent number 6,319,642
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Issue date Nov 20, 2001
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Kabushiki Kaisha Toshiba
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Shigehiro Hara
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Charged beam drawing method
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Patent number 5,894,057
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Issue date Apr 13, 1999
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Kabushiki Kaisha Toshiba
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Toshio Yamaguchi
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Charged beam lithography method
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Patent number 5,885,747
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Issue date Mar 23, 1999
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Kabushiki Kaisha Toshiba
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Satoshi Yamasaki
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Filter manufacturing apparatus
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Patent number 5,707,501
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Issue date Jan 13, 1998
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Kabushiki Kaisha Toshiba
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Soichi Inoue
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Projectin exposure apparatus
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Patent number 5,627,626
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Issue date May 6, 1997
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Kabushiki Kaisha Toshiba
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Soichi Inoue
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Projection exposure apparatus
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Patent number 5,621,498
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Issue date Apr 15, 1997
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Kabushiki Kaisha Toshiba
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Soichi Inoue
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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