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Takuya Kakumae
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Yamanashi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Door opening/closing device
Patent number
8,037,639
Issue date
Oct 18, 2011
Mitsu Kinzoku Act Corporation
Hirofumi Watanabe
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Door operating apparatus, electromagnetic clutch, and coupling mech...
Patent number
8,007,027
Issue date
Aug 30, 2011
Mitsui Mining & Smelting Co., Ltd.
Hirofumi Watanabe
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Electric actuator of automotive pivotal door
Patent number
7,845,706
Issue date
Dec 7, 2010
Mitsui Mining & Smelting Co., Ltd.
Hirofumi Watanabe
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Door operating apparatus, electromagnetic clutch, and coupling mech...
Patent number
7,429,073
Issue date
Sep 30, 2008
Mitsui Mining & Smelting Co., Ltd.
Hirofumi Watanabe
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Door-opening/closing apparatus
Patent number
7,063,373
Issue date
Jun 20, 2006
Mitsui Mining & Smelting Co., Ltd.
Koji Chikata
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Patents Applications
last 30 patents
Information
Patent Application
DOOR OPERATING APPARATUS, ELECTROMAGNETIC CLUTCH, AND COUPLING MECH...
Publication number
20090151260
Publication date
Jun 18, 2009
MITSUIMINING & SMELTING CO., LTD.
Hirofumi Watanabe
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Application
Electric actuator of automotive pivotal door
Publication number
20080168714
Publication date
Jul 17, 2008
MITSUI MINING AND SMELTING CO., LTD
Hirofumi Watanabe
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Application
DOOR OPERATING APPARATUS, ELECTROMAGNETIC CLUTCH, AND COUPLING MECH...
Publication number
20070294948
Publication date
Dec 27, 2007
MITSUI MINING AND SMELTING CO., LTD
Hirofumi Watanabe
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Application
Door opening/closing device
Publication number
20070084122
Publication date
Apr 19, 2007
MITSUI MINING AND SMELTING CO., LTD
Hirofumi Watanabe
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Application
Door operating apparatus, electromagnetic clutch, and coupling mech...
Publication number
20060261631
Publication date
Nov 23, 2006
MITSUI MINING AND SMELTING CO., LTD
Hirofumi Watanabe
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Application
Door-opening/closing apparatus
Publication number
20050082870
Publication date
Apr 21, 2005
MITSUI MINING AND SMELTING CO., LTD
Koji Chikata
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Application
Door-opening/closing apparatus
Publication number
20040046418
Publication date
Mar 11, 2004
MITSUI MINING AND SMELTING CO., LTD
Koji Chikata
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES