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  • Publication Date: December 31, 1969
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    US-5527400-AJune 18, 1996Dana CorporationMethod and apparatus for machining hardened parts apparatus for machining hardened parts
    US-5555178-ASeptember 10, 1996Mitsubishi Denki Kabushiki KaishaControl apparatus and method for holding a workpiece in a machine tool
    US-5646495-AJuly 08, 1997Fanuc, Ltd.Tandem control method based on a digital servomechanism
    US-6122998-ASeptember 26, 2000Fanuc, Ltd.Force control method for a bar feeder of a lathe
    US-6333615-B1December 25, 2001Mitsubishi Denki Kabushiki KaishaSynchronization control device for servo motors
    US-6404160-B2June 11, 2002Mitsubishi Denki Kabushiki KaishaNumerical control apparatus
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