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Flash system
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Patent number 5,051,769
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Issue date Sep 24, 1991
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Minolta Camera Kabushiki Kaisha
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Kohtaro Hayashi
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Camera system
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Patent number 5,040,014
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Issue date Aug 13, 1991
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Minolta Camera Kabushiki Kaisha
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Koji Hata
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G02 - OPTICS
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Camera system
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Patent number 4,994,844
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Issue date Feb 19, 1991
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Minolta Camera Kabushiki Kaisha
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Yoshihiko Azuma
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Winding and rewinding apparatus
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Patent number 4,937,601
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Issue date Jun 26, 1990
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Minolta Camera Kabushiki Kaisha
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Yoshihiko Azuma
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY