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Toshikatsu KOIKE
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Shizuoka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Magnesium alloy member, method for producing the same, and transpor...
Patent number
7,892,650
Issue date
Feb 22, 2011
Yamaha Hatsudoki Kabushiki Kaisha
Takaharu Suzuki
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Engine component part and method for producing the same
Patent number
7,765,977
Issue date
Aug 3, 2010
Yamaha Hatsudoki Kabushiki Kaisha
Hirotaka Kurita
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Engine component part and method for producing the same
Patent number
7,412,955
Issue date
Aug 19, 2008
Yamaha Hatsudoki Kabushiki Kaisha
Hirotaka Kurita
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method of manufacturing piston
Patent number
6,363,608
Issue date
Apr 2, 2002
Yamaha Hatsudoki Kabushiki Kaisha
Toshikatsu Koike
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Composite piston for reciprocating machine
Patent number
6,240,827
Issue date
Jun 5, 2001
Yamaha Hatsudoki Kabushiki Kaisha
Toshikatsu Koike
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Piston for internal combustion engine and process of making same
Patent number
6,209,446
Issue date
Apr 3, 2001
Yamaha Hatsudoki Kabushiki Kaisha
Hirotaka Kurita
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method for manufacturing piston by forging and forging die
Patent number
6,205,836
Issue date
Mar 27, 2001
Yamaha Hatsudoki Kabushiki Kaisha
Hiroshi Yamagata
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Piston for internal combustion engine and material therefore
Patent number
6,070,323
Issue date
Jun 6, 2000
Yamaha Hatsudoki Kabushiki Kaisha
Toshikatsu Koike
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Composite piston for machine
Patent number
6,032,570
Issue date
Mar 7, 2000
Yamaha Hatsudoki Kabushiki Kaisha
Toshikatsu Koike
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Process for forming composite piston
Patent number
5,992,015
Issue date
Nov 30, 1999
Yamaha Hatsudoki Kabushiki Kaisha
Hirotaka Kurita
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Aluminum alloy for piston and method for producing piston
Patent number
5,972,071
Issue date
Oct 26, 1999
Yamaha Hatsudoki Kabushiki Kaisha
Toshikatsu Koike
B22 - CASTING POWDER METALLURGY
Patents Applications
last 30 patents
Information
Patent Application
ENGINE COMPONENT PART AND METHOD FOR PRODUCING THE SAME
Publication number
20100229822
Publication date
Sep 16, 2010
YAMAHA HATSUDOKI KABUSHIKI KAISHA
Hirotaka KURITA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
MAGNESIUM ALLOY MEMBER, METHOD FOR PRODUCING THE SAME, AND TRANSPOR...
Publication number
20080308424
Publication date
Dec 18, 2008
YAMAHA HATSUDOKI KABUSHIKI KAISHA
Takaharu Suzuki
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
ENGINE COMPONENT PART AND METHOD FOR PRODUCING THE SAME
Publication number
20080163846
Publication date
Jul 10, 2008
YAMAHA HATSUDOKI KABUSHIKI KAISHA
Hirotaka KURITA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
INTERNAL COMBUSTION ENGINE AND TRANSPORATION APPARATUS INCORPORATIN...
Publication number
20070227475
Publication date
Oct 4, 2007
YAMAHA HATSUDOKI KABUSHIKI KAISHA
Yasuhiro HIRAMITSU
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Engine component part and method for producing the same
Publication number
20070012173
Publication date
Jan 18, 2007
Hirotaka Kurita
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...