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Hisateru Yamashita
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Komatsu, JP
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last 30 patents
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Patent Grant
Zigzag feeder for blanking machine
Patent number
4,506,574
Issue date
Mar 26, 1985
Kabushiki Kaisha Komatsu Seisakusho
Hisateru Yamashita
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Patent Grant
Shifting apparatus for a transfer bar of a transfer press
Patent number
4,424,742
Issue date
Jan 10, 1984
Kabushiki Kaisha Komatsu Seisakusho
Hisateru Yamashita
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...