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Photosensitive material for screen processing
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Patent number 5,246,815
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Issue date Sep 21, 1993
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Gen. Director of the Agency of Industrial Science & Technology
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Kunihiro Ichimura
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Photosensitive poly(vinyl alcohol) derivative
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Patent number 5,021,505
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Issue date Jun 4, 1991
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Director-General of the Agency of Industrial Science and Technology
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Kunihiro Ichimura
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Contrast-enhancing agent for photolithography
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Patent number 4,925,770
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Issue date May 15, 1990
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Director General of Agency of Industrial Science and Technology
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Kunihiro Ichimura
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Photosensitive resin composition
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Patent number 4,777,114
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Issue date Oct 11, 1988
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Agency of Industrial Science and Technology
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Kunihiro Ichimura
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Photosensitive resin composition
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Patent number 4,564,580
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Issue date Jan 14, 1986
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Kogyo Gijutsuin
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Kunihiro Ichimura
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Photosensitive composition
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Patent number 4,444,868
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Issue date Apr 24, 1984
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Agency of Industrial Science and Technology
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Kunihiro Ichimura
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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