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NOBUAKI MUKAI
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Yamaguchi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Hard disk substrate and hard disk device including the hard disk su...
Patent number
11,205,453
Issue date
Dec 21, 2021
Toyo Kohan Co., Ltd.
Ayaka Takimoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Separator for fuel cells, fuel cell, fuel cell stack, and method of...
Patent number
10,629,917
Issue date
Apr 21, 2020
Toyo Kohan Co., Ltd.
Nobuaki Mukai
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Alloy plate coated material and method of producing alloy plate coa...
Patent number
10,525,670
Issue date
Jan 7, 2020
Toyo Kohan Co., Ltd.
Nobuaki Mukai
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Metal plate coated stainless material and method of producing metal...
Patent number
10,294,568
Issue date
May 21, 2019
Toyo Kohan Co., Ltd.
Nobuaki Mukai
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Gold plate coated stainless material and method of producing gold p...
Patent number
10,113,238
Issue date
Oct 30, 2018
Toyo Kohan Co., Ltd.
Nobuaki Mukai
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Palladium plate coated material and method of producing palladium p...
Patent number
10,087,528
Issue date
Oct 2, 2018
Toyo Kohan Co., Ltd.
Nobuaki Mukai
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Gold plate coated material
Patent number
10,006,125
Issue date
Jun 26, 2018
Toyo Kohan Co., Ltd.
Nobuaki Mukai
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Alloy plate coated material and method of producing alloy plate coa...
Patent number
10,000,038
Issue date
Jun 19, 2018
Toyo Kohan Co., Ltd.
Nobuaki Mukai
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method of electroless gold plating
Patent number
9,388,497
Issue date
Jul 12, 2016
Toyo Kohan Co., Ltd.
Nobuaki Mukai
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for producing hard disk substrate
Patent number
9,297,078
Issue date
Mar 29, 2016
Toyo Kohan Co., Ltd.
Gen Ishida
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Rinsing agent, and method for production of hard disk substrate
Patent number
9,187,718
Issue date
Nov 17, 2015
Toyo Kohan Co., Ltd.
Nobuhiro Iwamoto
B24 - GRINDING POLISHING
Information
Patent Grant
Plating pretreatment solution and method for producing aluminum sub...
Patent number
9,127,170
Issue date
Sep 8, 2015
Toyo Kohan Co., Ltd.
Nobuaki Mukai
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Method for production of hard disk substrate and hard disk substrate
Patent number
8,940,419
Issue date
Jan 27, 2015
Toyo Kohan Co., Ltd.
Nobuaki Mukai
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Patents Applications
last 30 patents
Information
Patent Application
COPPER CLAD LAMINATE AND METHOD FOR PRODUCING THE SAME
Publication number
20230284393
Publication date
Sep 7, 2023
TOYO KOHAN CO., LTD
Nobuaki MUKAI
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
COPPER CLAD LAMINATE AND METHOD FOR PRODUCING THE SAME
Publication number
20230269880
Publication date
Aug 24, 2023
TOYO KOHAN CO., LTD
Youhei YOSHIMATSU
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
HARD DISK SUBSTRATE AND HARD DISK DEVICE INCLUDING THE HARD DISK SU...
Publication number
20190333535
Publication date
Oct 31, 2019
TOYO KOHAN CO., LTD
Ayaka Takimoto
G11 - INFORMATION STORAGE
Information
Patent Application
ALLOY PLATE COATED MATERIAL AND METHOD OF PRODUCING ALLOY PLATE COA...
Publication number
20180290434
Publication date
Oct 11, 2018
TOYO KOHAN CO., LTD
Nobuaki MUKAI
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Metal Plate Coated Stainless Material and Method of Producing Metal...
Publication number
20160340786
Publication date
Nov 24, 2016
TOYO KOHAN CO., LTD
Nobuaki Mukai
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
METHOD OF ELECTROLESS GOLD PLATING
Publication number
20160265115
Publication date
Sep 15, 2016
TOYO KOHAN CO., LTD
Nobuaki MUKAI
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
GOLD PLATE COATED MATERIAL
Publication number
20160265114
Publication date
Sep 15, 2016
TOYO KOHAN CO., LTD
Nobuaki MUKAI
B32 - LAYERED PRODUCTS
Information
Patent Application
ALLOY PLATE COATED MATERIAL AND METHOD OF PRODUCING ALLOY PLATE COA...
Publication number
20160263862
Publication date
Sep 15, 2016
TOYO KOHAN CO., LTD.
Nobuaki MUKAI
B32 - LAYERED PRODUCTS
Information
Patent Application
PALLADIUM PLATE COATED MATERIAL AND METHOD OF PRODUCING PALLADIUM P...
Publication number
20160145746
Publication date
May 26, 2016
TOYO KOHAN CO., LTD
Nobuaki MUKAI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
GOLD PLATE COATED STAINLESS MATERIAL AND METHOD OF PRODUCING GOLD P...
Publication number
20160130701
Publication date
May 12, 2016
TOYO KOHAN CO., LTD
Nobuaki MUKAI
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
SEPARATOR FOR FUEL CELLS, FUEL CELL, FUEL CELL STACK, AND METHOD OF...
Publication number
20150340714
Publication date
Nov 26, 2015
Nobuaki MUKAI
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
METHOD OF ELECTROLESS GOLD PLATING AND GOLD PLATE COATED MATERIAL
Publication number
20150176134
Publication date
Jun 25, 2015
TOYO KOHAN CO., LTD
Nobuaki Mukai
B32 - LAYERED PRODUCTS
Information
Patent Application
SEPARATOR FOR FUEL CELLS, FUEL CELL, FUEL CELL STACK, AND METHOD OF...
Publication number
20150125777
Publication date
May 7, 2015
TOYO KOHAN CO., LTD
Nobuaki MUKAI
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
METHOD FOR PRODUCING HARD DISK SUBSTRATE
Publication number
20150125598
Publication date
May 7, 2015
TOYO KOHAN CO., LTD
Gen Ishida
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
METHOD FOR PRODUCTION OF HARD DISK SUBSTRATE AND HARD DISK SUBSTRATE
Publication number
20150099143
Publication date
Apr 9, 2015
TOYO KOHAN CO., LTD
NOBUAKI MUKAI
G11 - INFORMATION STORAGE
Information
Patent Application
METHOD FOR PRODUCING HARD DISK SUBSTRATE
Publication number
20150064347
Publication date
Mar 5, 2015
TOYO KOHAN CO., LTD
Gen Ishida
G11 - INFORMATION STORAGE
Information
Patent Application
PLATING PRETREATMENT SOLUTION AND METHOD FOR PRODUCING ALUMINUM SUB...
Publication number
20130309405
Publication date
Nov 21, 2013
TOYO KOHAN CO., LTD
Nobuaki Mukai
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Application
METHOD FOR PRODUCTION OF HARD DISK SUBSTRATE AND HARD DISK SUBSTRATE
Publication number
20130196178
Publication date
Aug 1, 2013
Toyo Kohan, Co., Ltd.
Nobuaki Mukai
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
RINSING AGENT, AND METHOD FOR PRODUCTION OF HARD DISK SUBSTRATE
Publication number
20130122786
Publication date
May 16, 2013
KOHAN KOGYO CO., LTD.
Nobuhiro Iwamoto
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...