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Takayuki Oka
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Osaka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Free-cutting copper alloy and method for producing free-cutting cop...
Patent number
11,434,548
Issue date
Sep 6, 2022
Mitsubishi Materials Corporation
Keiichiro Oishi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Free-cutting copper alloy, and method for producing free-cutting co...
Patent number
10,557,185
Issue date
Feb 11, 2020
Mitsubishi Shindoh Co., Ltd.
Keiichiro Oishi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Free-cutting copper alloy, and method for producing free-cutting co...
Patent number
10,538,828
Issue date
Jan 21, 2020
Mitsubishi Shindoh Co., Ltd.
Keiichiro Oishi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Hot-forged copper alloy part
Patent number
9,017,491
Issue date
Apr 28, 2015
Mitsubishi Shindoh Co., Ltd.
Keiichiro Oishi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Process for preparing solvent-type acrylic pressure-sensitive adhes...
Patent number
5,886,122
Issue date
Mar 23, 1999
Sekisui Kagaku Kogyo Kabushiki Kaisha
Takayuki Oka
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
Information
Patent Application
FREE-CUTTING COPPER ALLOY AND METHOD FOR PRODUCING FREE-CUTTING COP...
Publication number
20200165706
Publication date
May 28, 2020
Mitsubishi Shindoh Co., Ltd
Keiichiro Oishi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
FREE-CUTTING COPPER ALLOY, AND METHOD FOR PRODUCING FREE-CUTTING CO...
Publication number
20190249276
Publication date
Aug 15, 2019
Mitsubishi Shindoh Co., Ltd
Keiichiro Oishi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
FREE-CUTTING COPPER ALLOY, AND METHOD FOR PRODUCING FREE-CUTTING CO...
Publication number
20190241999
Publication date
Aug 8, 2019
Mitsubishi Shindoh Co., Ltd
Keiichiro Oishi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
HOT-FORGED COPPER ALLOY PART
Publication number
20140251488
Publication date
Sep 11, 2014
Mitsubishi Shindoh Co., Ltd
Keiichiro Oishi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...