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Masayuki Ohishi
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Osaka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Wear-resistant component and method for producing the same
Patent number
10,835,958
Issue date
Nov 17, 2020
Komatsu Ltd.
Masayuki Ohishi
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Machine component and method for producing the same
Patent number
10,835,982
Issue date
Nov 17, 2020
Komatsu Ltd.
Masayuki Ohishi
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Machine component and method for producing the same
Patent number
10,814,437
Issue date
Oct 27, 2020
Komatsu Ltd.
Masayuki Ohishi
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Sprocket wheel and method for producing the same
Patent number
10,759,481
Issue date
Sep 1, 2020
Komatsu Ltd.
Masayuki Ohishi
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Machine component and method for producing the same
Patent number
10,730,129
Issue date
Aug 4, 2020
Komatsu Ltd.
Masayuki Ohishi
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Lug bar, track shoe, and method for producing lug bar
Patent number
10,717,483
Issue date
Jul 21, 2020
Komatsu Ltd.
Masayuki Ohishi
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Wear-resistant component and method for producing the same
Patent number
10,500,666
Issue date
Dec 10, 2019
Komatsu Ltd.
Masayuki Ohishi
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Track bushing and method and apparatus for producing the same
Patent number
7,638,005
Issue date
Dec 29, 2009
Komatsu, Ltd.
Takemori Takayama
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Grant
Crawler bushing and method and device for producing the same
Patent number
7,306,684
Issue date
Dec 11, 2007
Komatsu Ltd.
Takemori Takayama
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Grant
Track bushing and method and apparatus for producing the same
Patent number
7,282,173
Issue date
Oct 16, 2007
Komatsu Ltd.
Takemori Takayama
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Patents Applications
last 30 patents
Information
Patent Application
WEAR RESISTANT COMPONENT
Publication number
20240149963
Publication date
May 9, 2024
Komatsu Ltd.
Masayuki OHISHI
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
WEAR RESISTANT COMPONENT
Publication number
20230167630
Publication date
Jun 1, 2023
Komatsu Ltd.
Masayuki OHISHI
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
WEAR RESISTANT COMPONENT
Publication number
20230120708
Publication date
Apr 20, 2023
Komatsu Ltd.
Masayuki OHISHI
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
WEAR-RESISTANT COMPONENT AND METHOD FOR PRODUCING THE SAME
Publication number
20190111488
Publication date
Apr 18, 2019
Komatsu Ltd.
Masayuki OHISHI
B22 - CASTING POWDER METALLURGY
Information
Patent Application
LUG BAR, TRACK SHOE, AND METHOD FOR PRODUCING LUG BAR
Publication number
20180127036
Publication date
May 10, 2018
Komatsu Ltd.
Masayuki OHISHI
B60 - VEHICLES IN GENERAL
Information
Patent Application
MACHINE COMPONENT AND METHOD FOR PRODUCING THE SAME
Publication number
20170216949
Publication date
Aug 3, 2017
Komatsu Ltd.
Masayuki OHISHI
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Application
MACHINE COMPONENT AND METHOD FOR PRODUCING THE SAME
Publication number
20170216976
Publication date
Aug 3, 2017
Komatsu Ltd.
Masayuki OHISHI
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
WEAR-RESISTANT COMPONENT AND METHOD FOR PRODUCING THE SAME
Publication number
20170216951
Publication date
Aug 3, 2017
Komatsu Ltd.
Masayuki OHISHI
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
SPROCKET WHEEL AND METHOD FOR PRODUCING THE SAME
Publication number
20170217516
Publication date
Aug 3, 2017
Komatsu Ltd.
Masayuki OHISHI
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Application
MACHINE COMPONENT AND METHOD FOR PRODUCING THE SAME
Publication number
20170216950
Publication date
Aug 3, 2017
Komatsu Ltd.
Masayuki OHISHI
B32 - LAYERED PRODUCTS
Information
Patent Application
Track bushing and method and apparatus for producing the same
Publication number
20060175742
Publication date
Aug 10, 2006
Takemori Takayama
C21 - METALLURGY OF IRON
Information
Patent Application
Track bushing and method and apparatus for producing the same
Publication number
20060144481
Publication date
Jul 6, 2006
Komatsu, Ltd.
Takemori Takayama
C21 - METALLURGY OF IRON
Information
Patent Application
Track bushing and method and apparatus for producing the same
Publication number
20060144480
Publication date
Jul 6, 2006
Komatsu, Ltd.
Takemori Takayama
C21 - METALLURGY OF IRON
Information
Patent Application
Crawler bushing and method and device for producing the same
Publication number
20040164614
Publication date
Aug 26, 2004
Takemori Takayama
C21 - METALLURGY OF IRON