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Yasuyuki Hirano
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Katsuta, JP
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last 30 patents
Information
Patent Grant
Pneumatically operated screw driver
Patent number
5,231,902
Issue date
Aug 3, 1993
Hitachi Koki Co. Ltd.
Akira Uno
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Combustion gas powered tool
Patent number
5,199,626
Issue date
Apr 6, 1993
Hitachi Koki Company Limited
Tsunehisa Terayama
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Guard-moving system in a cutting apparatus
Patent number
4,799,416
Issue date
Jan 24, 1989
Hitachi Koki Company, Ltd.
Taiichi Kumasaka
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...