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Kiyonori Tokuno
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Chiyoda-ku, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Titanium material
Patent number
11,760,887
Issue date
Sep 19, 2023
Nippon Steel Corporation
Michio Kaneko
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Titanium material or titanium alloy material having surface electri...
Patent number
10,305,119
Issue date
May 28, 2019
Nippon Steel & Sumitomo Metal Corporation
Kazuhiro Takahashi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Titanium or titanium alloy material for fuel cell separator having...
Patent number
10,074,857
Issue date
Sep 11, 2018
Nippon Steel & Sumitomo Metal Corporation
Hiroshi Kihira
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Titanium material or titanium alloy material having surface electri...
Patent number
10,033,052
Issue date
Jul 24, 2018
Nippon Steel & Sumitomo Metal Corporation
Kazuhiro Takahashi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Titanium material or titanium alloy material for fuel cell separato...
Patent number
9,947,942
Issue date
Apr 17, 2018
Nippon Steel & Sumitomo Metal Corporation
Kazuhiro Takahashi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Colored pure titanium or titanium alloy having low susceptibility t...
Patent number
9,885,102
Issue date
Feb 6, 2018
Nippon Steel & Sumitomo Metal Corporation
Michio Kaneko
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Titanium material for solid polymer fuel cell separator use and met...
Patent number
9,065,081
Issue date
Jun 23, 2015
Nippon Steel & Sumitomo Metal Corporation
Koki Tanaka
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Titanium sheet covered with protective film superior in high temper...
Patent number
9,011,976
Issue date
Apr 21, 2015
Nippon Steel & Sumitomo Metal Corporation
Hiroaki Otsuka
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Titanium-based material having visible light response and excellent...
Patent number
8,865,612
Issue date
Oct 21, 2014
Nippon Steel & Sumitomo Metal Corporation
Michio Kaneko
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Polymer electrolyte fuel cell separator made of pure titanium or ti...
Patent number
8,785,031
Issue date
Jul 22, 2014
Nippon Steel Sumitomo Metal Corporation
Michio Kaneko
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Titanium material for solid polymer fuel cell separator having low...
Patent number
8,603,268
Issue date
Dec 10, 2013
Nippon Steel & Sumitomo Metal Corporation
Kazuhiro Takahashi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Titanium material less susceptible to discoloration and method for...
Patent number
7,594,973
Issue date
Sep 29, 2009
Nippon Steel Corporation
Kazuhiro Takahashi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Discoloration removal cleaning agent for titanium and titanium allo...
Patent number
7,547,671
Issue date
Jun 16, 2009
Nippon Steel Corporation
Michio Kaneko
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Titanium resistant to discoloration in atmospheric environment and...
Patent number
6,863,987
Issue date
Mar 8, 2005
Nippon Steel Corporation
Michio Kaneko
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Patents Applications
last 30 patents
Information
Patent Application
MANUFACTURING METHOD OF MATERIAL
Publication number
20210347011
Publication date
Nov 11, 2021
NIPPON STEEL CORPORATION
Michio KANEKO
B24 - GRINDING POLISHING
Information
Patent Application
TITANIUM MATERIAL
Publication number
20210189144
Publication date
Jun 24, 2021
Nippon Steel Corporation
Michio KANEKO
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
TITANIUM MATERIAL FOR SEPARATOR OF SOLID POLYMER FUEL CELL, SEPARAT...
Publication number
20170077527
Publication date
Mar 16, 2017
NIPPON STEEL & SUMITOMO METAL CORPORATION
Junko IMAMURA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
COMPOSITE METAL FOIL FOR FUEL CELL SEPARATOR, FUEL CELL SEPARATOR,...
Publication number
20160336600
Publication date
Nov 17, 2016
NIPPON STEEL & SUMITOMO METAL CORPORATION
Taku KAGAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
TITANIUM MATERIAL OR TITANIUM ALLOY MATERIAL HAVING SURFACE ELECTRI...
Publication number
20160329575
Publication date
Nov 10, 2016
NIPPON STEEL & SUMITOMO METAL CORPORATION
Kazuhiro TAKAHASHI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
TITANIUM MATERIAL OR TITANIUM ALLOY MATERIAL HAVING SURFACE ELECTRI...
Publication number
20160308222
Publication date
Oct 20, 2016
NIPPON STEEL & SUMITOMO METAL CORPORATION
Kazuhiro TAKAHASHI
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
TITANIUM OR TITANIUM ALLOY FOR FUEL CELL SEPARATOR HAVING HIGH CONT...
Publication number
20150325864
Publication date
Nov 12, 2015
NIPPON STEEL & SUMITOMO METAL CORPORATION
Takumi NISHIMOTO
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
TITANIUM MATERIAL OR TITANIUM ALLOY MATERIAL FOR FUEL CELL SEPARATO...
Publication number
20150280251
Publication date
Oct 1, 2015
NIPPON STEEL & SUMITOMO METAL CORPORATION
Kazuhiro Takahashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
TITANIUM OR TITANIUM ALLOY MATERIAL FOR FUEL CELL SEPARATOR HAVING...
Publication number
20150147678
Publication date
May 28, 2015
NIPPON STEEL & SUMITOMO METAL CORPORATION
Hiroshi Kihira
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
Titanium material for solid polymer fuel cell separator use and met...
Publication number
20120171468
Publication date
Jul 5, 2012
Koki Tanaka
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
TITANIUM-BASED MATERIAL HAVING VISIBLE LIGHT RESPONSE AND EXCELLENT...
Publication number
20120135855
Publication date
May 31, 2012
Michio Kaneko
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
Titanium material for solid polymer fuel cell separator having low...
Publication number
20110177430
Publication date
Jul 21, 2011
Kazuhiro Takahashi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
POLYMER ELECTROLYTE FUEL CELL SEPARATOR MADE OF PURE TITANIUM OR TI...
Publication number
20090197143
Publication date
Aug 6, 2009
Michio Kaneko
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Titanium Sheet Covered with Protective Film Superior in High Temper...
Publication number
20090142586
Publication date
Jun 4, 2009
Hiroaki Otsuka
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Colored Pure Titanium or Titanium Alloy Having Low Susceptibility t...
Publication number
20090133783
Publication date
May 28, 2009
Michio Kaneko
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
Cleaning agent and cleaning method for ridding titanium and titaniu...
Publication number
20050148481
Publication date
Jul 7, 2005
Michio Kaneko
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Titanium material less suceptible to discoloration and method for p...
Publication number
20030178112
Publication date
Sep 25, 2003
Kazuhiro Takahashi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Titanium less susceptible to discoloration in the atmosphere and me...
Publication number
20030168133
Publication date
Sep 11, 2003
Michio Kaneko
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR