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Akira Sugawara
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Shizuoka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Cu—Ni—Si-based copper alloy sheet material, method for producing sa...
Patent number
12,134,814
Issue date
Nov 5, 2024
Dowa Metaltech Co., Ltd.
Wanqing Jiang
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for producing heat radiation member
Patent number
11,919,288
Issue date
Mar 5, 2024
Dowa Metaltech Co., Ltd.
Hideyo Osanai
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Tin-plated product and method for producing same
Patent number
11,078,587
Issue date
Aug 3, 2021
Dowa Metaltech Co., Ltd.
Yuta Sonoda
B32 - LAYERED PRODUCTS
Information
Patent Grant
Tin-plated product and method for producing same
Patent number
10,982,345
Issue date
Apr 20, 2021
Dowa Metaltech Co., Ltd.
Hirotaka Kotani
B32 - LAYERED PRODUCTS
Information
Patent Grant
Sample holding mechanism, manufacturing method for same, and charge...
Patent number
10,872,743
Issue date
Dec 22, 2020
Hitachi, Ltd.
Akira Sugawara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Copper alloy sheet material and current-carrying component
Patent number
10,844,468
Issue date
Nov 24, 2020
Dowa Metaltech Co., Ltd.
Kuniaki Miyagi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Tin-plated product and method for producing same
Patent number
10,829,862
Issue date
Nov 10, 2020
Dowa Metaltech Co., Ltd.
Tatsunori Murata
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Copper alloy sheet material
Patent number
10,745,787
Issue date
Aug 18, 2020
Dowa Metaltech Co., Ltd.
Tsuyoshi Ito
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Tin-plated product and method for producing same
Patent number
10,676,835
Issue date
Jun 9, 2020
Dowa Metaltech Co., Ltd.
Hirotaka Kotani
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electron microscope for magnetic field measurement and magnetic fie...
Patent number
10,629,410
Issue date
Apr 21, 2020
Hitachi, Ltd.
Toshiaki Tanigaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High strength Cu—Ni—Co—Si based copper alloy sheet material and met...
Patent number
10,199,132
Issue date
Feb 5, 2019
Dowa Metaltech Co., Ltd.
Takashi Kimura
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Heat radiating plate and method for producing same
Patent number
10,180,293
Issue date
Jan 15, 2019
Dowa Metaltech Co., Ltd.
Tomotsugu Aoyama
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Copper alloy plate and method for producing same
Patent number
10,174,406
Issue date
Jan 8, 2019
Dowa Metaltech Co., Ltd.
Weilin Gao
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Silver-plated product
Patent number
10,077,502
Issue date
Sep 18, 2018
Dowa Metaltech Co., Ltd.
Keisuke Shinohara
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Silver-plated product
Patent number
10,072,348
Issue date
Sep 11, 2018
Dowa Metaltech Co., Ltd.
Keisuke Shinohara
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Sample holder and focused-ion-beam machining device provided therewith
Patent number
10,062,546
Issue date
Aug 28, 2018
Hitachi, Ltd.
Noriyuki Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Copper alloy sheet and method for producing same
Patent number
9,994,933
Issue date
Jun 12, 2018
DOWA METAL TECH CO., LTD.
Weilin Gao
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Sample holder and analytical vacuum device
Patent number
9,875,878
Issue date
Jan 23, 2018
Hitachi, Ltd.
Takeshi Nakayama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for producing silver-plated product
Patent number
9,646,739
Issue date
May 9, 2017
Dowa Metaltech Co., Ltd.
Keisuke Shinohara
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Electrical connector and manufacturing method thereof
Patent number
9,614,300
Issue date
Apr 4, 2017
Yazaki Corporation
Masatoshi Nakamura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Silver-plated product and method for producing same
Patent number
9,534,307
Issue date
Jan 3, 2017
Dowa Metaltech Co., Ltd.
Keisuke Shinohara
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Manufacturing method of copper alloy sheet
Patent number
9,493,859
Issue date
Nov 15, 2016
Dowa Metaltech Co., Ltd.
Weilin Gao
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Cu-Ni-Co-Si based copper alloy sheet material and method for produc...
Patent number
9,412,482
Issue date
Aug 9, 2016
Dowa Metaltech Co., Ltd.
Toshiya Kamada
C21 - METALLURGY OF IRON
Information
Patent Grant
Cu—Ti based copper alloy sheet material and method for producing th...
Patent number
9,396,827
Issue date
Jul 19, 2016
Dowa Metaltech Co., Ltd.
Weilin Gao
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Test method
Patent number
9,387,669
Issue date
Jul 12, 2016
Seiko Epson Corporation
Hiroshi Takiguchi
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Electrical connector and manufacturing method thereof
Patent number
9,318,818
Issue date
Apr 19, 2016
Yazaki Corporation
Masatoshi Nakamura
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Copper alloy sheet and method for producing same
Patent number
9,284,628
Issue date
Mar 15, 2016
Dowa Metaltech Co., Ltd.
Tomotsugu Aoyama
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Sintered magnet
Patent number
9,129,731
Issue date
Sep 8, 2015
Hitachi, Ltd.
Matahiro Komuro
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Charged particle beam apparatus sample holder with magnetic field g...
Patent number
9,070,532
Issue date
Jun 30, 2015
Hitachi, Ltd.
Akira Sugawara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Cu—Ni—Si-based copper alloy sheet material and method of manufactur...
Patent number
9,034,123
Issue date
May 19, 2015
Dowa Metaltech Co., Ltd.
Weilin Gao
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Patents Applications
last 30 patents
Information
Patent Application
SAMPLE HOLDER AND ELECTRON MICROSCOPE
Publication number
20240404781
Publication date
Dec 5, 2024
Hitachi Ltd.
Toshiaki TANIGAKI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Cu-Ni-Al-BASED COPPER ALLOY PLATE MATERIAL, METHOD FOR MANUFACTURIN...
Publication number
20230265543
Publication date
Aug 24, 2023
DOWA METALTECH CO., LTD.
Shuhei KASATANI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Cu-Ni-Si-BASED COPPER ALLOY SHEET MATERIAL, METHOD FOR PRODUCING SA...
Publication number
20230018758
Publication date
Jan 19, 2023
DOWA METALTECH CO., LTD.
Wanqing JIANG
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METAL/CERAMIC BONDING SUBSTRATE AND METHOD FOR PRODUCING SAME
Publication number
20220367316
Publication date
Nov 17, 2022
DOWA METALTECH CO., LTD.
Hideyo Osanai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HEAT RADIATION MEMBER AND METHOD FOR PRODUCING SAME
Publication number
20220080704
Publication date
Mar 17, 2022
DOWA METALTECH CO., LTD.
Hideyo Osanai
B32 - LAYERED PRODUCTS
Information
Patent Application
ELECTRON MICROSCOPE FOR MAGNETIC FIELD MEASUREMENT AND MAGNETIC FIE...
Publication number
20190295817
Publication date
Sep 26, 2019
Hitachi, Ltd
Toshiaki TANIGAKI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
TIN-PLATED PRODUCT AND METHOD FOR PRODUCING SAME
Publication number
20190136398
Publication date
May 9, 2019
DOWA METALTECH CO., LTD.
Hirotaka Kotani
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
SAMPLE HOLDING MECHANISM, MANUFACTURING METHOD FOR SAME, AND CHARGE...
Publication number
20190027338
Publication date
Jan 24, 2019
Hitachi, Ltd
Akira SUGAWARA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
COPPER ALLOY SHEET MATERIAL AND METHOD FOR PRODUCING SAME
Publication number
20180274074
Publication date
Sep 27, 2018
DOWA METALTECH CO., LTD.
Tsuyoshi ITO
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
TIN-PLATED PRODUCT AND METHOD FOR PRODUCING SAME
Publication number
20180245230
Publication date
Aug 30, 2018
DOWA METALTECH CO., LTD.
Yuta SONODA
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
TIN-PLATED PRODUCT AND METHOD FOR PRODUCING SAME
Publication number
20180080135
Publication date
Mar 22, 2018
DOWA METALTECH CO., LTD.
Hirotaka Kotani
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
HEAT RADIATING PLATE AND METHOD FOR PRODUCING SAME
Publication number
20170122681
Publication date
May 4, 2017
DOWA METALTECH CO., LTD.
Tomotsugu Aoyama
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
TIN-PLATED PRODUCT AND METHOD FOR PRODUCING SAME
Publication number
20170088965
Publication date
Mar 30, 2017
DOWA METALTECH CO., LTD.
Tatsunori Murata
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
SAMPLE HOLDER AND ANALYTICAL VACUUM DEVICE
Publication number
20170004952
Publication date
Jan 5, 2017
Hitachi, Ltd
Takeshi NAKAYAMA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SILVER-PLATED PRODUCT
Publication number
20160281253
Publication date
Sep 29, 2016
DOWA METALTECH CO., LTD.
Keisuke Shinohara
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
SILVER-PLATED PRODUCT
Publication number
20160273120
Publication date
Sep 22, 2016
DOWA METALTECH CO., LTD.
Keisuke Shinohara
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
COPPER ALLOY SHEET MATERIAL AND METHOD FOR PRODUCING SAME, AND CURR...
Publication number
20160201179
Publication date
Jul 14, 2016
DOWA METALTECH CO., LTD.
Kuniaki MIYAGI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
SAMPLE HOLDER AND FOCUSED-ION-BEAM MACHINING DEVICE PROVIDED THEREWITH
Publication number
20160172158
Publication date
Jun 16, 2016
Hitachi, Ltd
Noriyuki LEE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HIGH STRENGTH Cu-Ni-Co-Si BASED COPPER ALLOY SHEET MATERIAL AND MET...
Publication number
20150357074
Publication date
Dec 10, 2015
DOWA METALTECH CO., LTD.
Takashi KIMURA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
SILVER-PLATED PRODUCT AND METHOD FOR PRODUCING SAME
Publication number
20150259815
Publication date
Sep 17, 2015
DOWA METALTECH CO., LTD.
Keisuke Shinohara
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
SILVER-PLATED PRODUCT AND METHOD FOR PRODUCING SAME
Publication number
20150243408
Publication date
Aug 27, 2015
DOWA METAL TECH CO., LTD.
Keisuke Shinohara
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
MANUFACTURING METHOD OF COPPER ALLOY SHEET
Publication number
20150053314
Publication date
Feb 26, 2015
DOWA METALTECH CO., LTD.
Weilin Gao
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
SAMPLE HOLDER AND CHARGED PARTICLE BEAM APPARATUS USING SAME
Publication number
20140319371
Publication date
Oct 30, 2014
Akira Sugawara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ELECTRICAL CONNECTOR AND MANUFACTURING METHOD THEREOF
Publication number
20140322992
Publication date
Oct 30, 2014
Masatoshi Nakamura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ELECTRICAL CONNECTOR AND MANUFACTURING METHOD THEREOF
Publication number
20140322991
Publication date
Oct 30, 2014
Masatoshi Nakamura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Cu-Ti BASED COPPER ALLOY SHEET MATERIAL AND METHOD FOR PRODUCING TH...
Publication number
20140283963
Publication date
Sep 25, 2014
DOWA METAL TECH CO., LTD.
Weilin GAO
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
FITTING TYPE CONNECTING TERMINAL AND METHOD FOR PRODUCING SAME
Publication number
20140248809
Publication date
Sep 4, 2014
Akifumi Onodera
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
TEST METHOD
Publication number
20140192110
Publication date
Jul 10, 2014
SEIKO EPSON CORPORATION
Hiroshi TAKIGUCHI
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Cu-Ni-Co-Si BASED COPPER ALLOY SHEET MATERIAL AND METHOD FOR PRODUC...
Publication number
20140116583
Publication date
May 1, 2014
DOWA METALTECH CO., LTD.
Toshiya KAMADA
C21 - METALLURGY OF IRON
Information
Patent Application
ADMINISTRATION DEVICE, INFORMATION PROCESSING DEVICE, AND DATA TRAN...
Publication number
20140082232
Publication date
Mar 20, 2014
Fujitsu Limited
AKIRA SUGAWARA
G06 - COMPUTING CALCULATING COUNTING