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Hirotaka Nishikawa
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Ichinomiya, JP
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last 30 patents
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Patent Grant
Toolholder device for machine tools
Patent number
5,351,039
Issue date
Sep 27, 1994
Howa Machinery, Ltd.
Tetsuya Oketani
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Apparatus for winding a roving applied to a roving frame
Patent number
5,341,633
Issue date
Aug 30, 1994
Howa Machinery, Ltd.
Hirotaka Nishikawa
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Torque and thrust overload detection system for a machine tool
Patent number
5,155,473
Issue date
Oct 13, 1992
Howa Machinery Ltd.
Tetsuya Oketani
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Apparatus for controlling operation of spinning frame in roving bob...
Patent number
4,890,452
Issue date
Jan 2, 1990
Howa Machinery, Ltd.
Hirotaka Nishikawa
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Apparatus for producing special yarns
Patent number
4,569,192
Issue date
Feb 11, 1986
Howa Kogyo Kabushiki Kaisha
Yoshiharu Yamada
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING