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Takeyoshi Shimbori
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Yokohama-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Spring apparatus and valve train of internal combustion engine usin...
Patent number
7,458,356
Issue date
Dec 2, 2008
NHK Spring Co., Ltd.
Kazuo Iwata
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Pressure container and pressure accumulating/buffer apparatus
Patent number
7,325,571
Issue date
Feb 5, 2008
NHK Spring Co., Ltd.
Takeyoshi Shimbori
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Accumulator and manufacturing process thereof
Patent number
6,525,290
Issue date
Feb 25, 2003
NHK Spring Co., Ltd.
Takeyoshi Shimbori
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Accumulator and manufacturing process thereof
Patent number
6,286,552
Issue date
Sep 11, 2001
NHK Spring Co., Ltd.
Takeyoshi Shimbori
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
Spring apparatus and valve train of internal combustion engine usin...
Publication number
20070193547
Publication date
Aug 23, 2007
NHK Spring Co., Ltd.
Kazuo Iwata
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Pressure container and pressure accumulating/buffer apparatus
Publication number
20060037658
Publication date
Feb 23, 2006
NHK Spring Co., Ltd.
Takeyoshi Shimbori
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Application
Accumulator and manufacturing process thereof
Publication number
20010037834
Publication date
Nov 8, 2001
NHK SPRING CO., LTD
Takeyoshi Shimbori
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC