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Magnetic recording medium
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Patent number 4,731,292
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Issue date Mar 15, 1988
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Konishiroku Photo Industry Co., Ltd.
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Kunitsuna Sasaki
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G11 - INFORMATION STORAGE
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Light-sensitive photographic material
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Patent number 4,363,871
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Issue date Dec 14, 1982
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Konishiroku Photo Industry Co., Ltd.
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Toshiaki Shibue
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Photographic films
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Patent number 4,267,266
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Issue date May 12, 1981
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Konishiroku Photo Industry Co., Ltd.
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Toshiaki Shibue
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Photographic films
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Patent number 4,255,515
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Issue date Mar 10, 1981
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Konishiroku Photo Industry Co., Ltd.
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Toshiaki Shibue
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY