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Katsuta, JP
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last 30 patents
Information
Patent Grant
Linear motor driven shuttle mechanism for a printer
Patent number
5,571,284
Issue date
Nov 5, 1996
Hitachi Koki Co., Ltd.
Genichiro Kawamichi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
An EDP checker including a matching circuit
Patent number
5,477,154
Issue date
Dec 19, 1995
Hitachi Koki Co., Ltd.
Kumio Takahashi
G01 - MEASURING TESTING
Information
Patent Grant
Commutator
Patent number
5,266,860
Issue date
Nov 30, 1993
Hitachi, Ltd.
Akio Chiba
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Positioning data correction apparatus with image analyzing and posi...
Patent number
5,220,498
Issue date
Jun 15, 1993
Hitachi Koki Company, Limited
Hidetaka Ohsawa
G05 - CONTROLLING REGULATING
Information
Patent Grant
Sliding current collector made of ceramics
Patent number
5,208,502
Issue date
May 4, 1993
Hitachi, Ltd.
Nobuyuki Yamashita
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method and apparatus for charging a battery
Patent number
4,998,057
Issue date
Mar 5, 1991
Hitachi Koki Co., Ltd.
Shigeru Shinohara
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Clutch type tightening apparatus for allowing free adjustment of ti...
Patent number
4,836,349
Issue date
Jun 6, 1989
Hitachi Koki Company, Ltd.
Junshin Sakamoto
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Drilling machine
Patent number
4,831,364
Issue date
May 16, 1989
Hitachi Koki Company, Limited
Shigeru Shinohara
G05 - CONTROLLING REGULATING
Information
Patent Grant
Variable duty ratio speed controller for DC motors
Patent number
4,803,410
Issue date
Feb 7, 1989
Hitachi Koki Company, Ltd.
Shigeru Shinohara
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Computerized circuit arrangement for jig saw
Patent number
4,628,459
Issue date
Dec 9, 1986
Hitachi Koki Company, Limited
Shigeru Shinohara
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Circuit arrangement for rapidly charging a battery
Patent number
4,609,861
Issue date
Sep 2, 1986
Hitachi Koki Company, Limited
Masahiro Inaniwa
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Apparatus for winding coils in electric machinery
Patent number
4,520,965
Issue date
Jun 4, 1985
Hitachi Koki Company, Limited
Kazuo Kimura
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER