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Rolling mill
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Patent number 6,510,721
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Issue date Jan 28, 2003
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Mitsubishi Heavy Industries, Ltd.
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Mikio Yamamoto
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Band steel plate winding apparatus
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Patent number 6,371,400
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Issue date Apr 16, 2002
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Mitsubishi Heavy Industries, Ltd.
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Kazuo Morimoto
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Method of joining metal pieces
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Patent number 6,252,211
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Issue date Jun 26, 2001
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Kawasaki Steel Corporation
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Shigeru Isoyama
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Housingless rolling mill
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Patent number 6,065,318
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Issue date May 23, 2000
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Mitsubishi Heavy Industries, Ltd.
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Shuji Maniwa
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Hot rolling mill
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Patent number 5,758,530
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Issue date Jun 2, 1998
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Mitsubishi Jukogyo Kabushiki Kaisha
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Masashi Yoshikawa
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Method for joining rolled plates
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Patent number 5,191,696
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Issue date Mar 9, 1993
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Mitsubishi Jukogyo Kabushiki Kaisha
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Osamu Kishi
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Electromagnetic acoustic transducer
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Patent number 4,471,658
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Issue date Sep 18, 1984
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Mitsubishi Jukogyo Kabushiki Kaisha
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Kazuo Morimoto
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B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL