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Patents Grants
last 30 patents
Information
Patent Grant
Thin-film magnetic sensor including a GMR film and method for manuf...
Patent number
9,304,176
Issue date
Apr 5, 2016
Daido Tokushuko Kabushiki Kaisha
Shigenobu Koyama
B82 - NANO-TECHNOLOGY
Information
Patent Grant
High-strength nonmagnetic stainless steel, and high-strength nonmag...
Patent number
8,900,511
Issue date
Dec 2, 2014
Daido Tokushuko Kabushiki Kaisha
Koichi Ishikawa
C21 - METALLURGY OF IRON
Information
Patent Grant
Carburized and high-frequency hardened part having high strength
Patent number
8,894,778
Issue date
Nov 25, 2014
Daido Tokushuko Kabushiki Kaisha
Toshiyuki Morita
C21 - METALLURGY OF IRON
Information
Patent Grant
Concentrator photovoltaic device
Patent number
8,748,737
Issue date
Jun 10, 2014
Daido Tokushuko Kabushiki Kaisha
Hirokazu Nagai
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Nonmagnetic high-hardness alloy
Patent number
8,696,836
Issue date
Apr 15, 2014
Daido Tokushuko Kabushiki Kaisha
Noritaka Takahata
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Beta-type titanium alloy and product thereof
Patent number
8,512,486
Issue date
Aug 20, 2013
Daido Tokushuko Kabushiki Kaisha
Yoshihiko Koyanagi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Low thermal expansion Ni-base superalloy
Patent number
8,491,838
Issue date
Jul 23, 2013
Daido Tokushuko Kabushiki Kaisha
Shuji Hamano
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Metal component for fuel cell and method of manufacturing the same,...
Patent number
8,133,632
Issue date
Mar 13, 2012
Daido Tokushuko Kabushiki Kaisha
Shinobu Takagi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Tool steels and manufacturing method thereof
Patent number
8,012,272
Issue date
Sep 6, 2011
Daido Tokushuko Kabushiki Kaisha
Takayuki Shimizu
C21 - METALLURGY OF IRON
Information
Patent Grant
Rare earth magnet and production process thereof
Patent number
8,002,906
Issue date
Aug 23, 2011
Daido Tokushuko Kabushiki Kaisha
Shunji Suzuki
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Ferritic stainless steel cast iron, cast part using the ferritic st...
Patent number
7,914,732
Issue date
Mar 29, 2011
Daido Tokushuko Kabushiki Kaisha
Hiroyuki Takabayashi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Hard-particle powder for sintered body and sintered body
Patent number
7,867,315
Issue date
Jan 11, 2011
Daido Tokushuko Kabushiki Kaisha
Tomomi Yamamoto
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Ultrawideband communication antenna
Patent number
7,852,269
Issue date
Dec 14, 2010
Daido Tokushuko Kabushiki Kaisha
Kazuhisa Tsutsui
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Bond magnet for direct current reactor and direct current reactor
Patent number
7,800,474
Issue date
Sep 21, 2010
Daido Tokushuko Kabushiki Kaisha
Takao Yabumi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Process of producing permanent magnet and permanent magnet
Patent number
7,730,755
Issue date
Jun 8, 2010
Daido Tokushuko Kabushiki Kaisha
Junichi Esaki
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Vacuum carburizing apparatus
Patent number
7,722,801
Issue date
May 25, 2010
Daido Tokushuko Kabushiki Kaisha
Kenjiro Sato
C21 - METALLURGY OF IRON
Information
Patent Grant
Metal component for fuel cell and method of manufacturing the same,...
Patent number
7,597,987
Issue date
Oct 6, 2009
Daido Tokushuko Kabushiki Kaisha
Shinobu Takagi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Alloy tool steel
Patent number
7,494,618
Issue date
Feb 24, 2009
Daido Tokushuko Kabushiki Kaisha
Kozo Ozaki
C21 - METALLURGY OF IRON
Information
Patent Grant
Powder body melting burner
Patent number
7,402,275
Issue date
Jul 22, 2008
Daido Tokushuko Kabushiki Kaisha
Wataru Sato
C21 - METALLURGY OF IRON
Information
Patent Grant
Free cutting alloy
Patent number
7,381,369
Issue date
Jun 3, 2008
Daido Tokushuko Kabushiki Kaisha
Kiyohito Ishida
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Free-cutting steel and fuel injection system component using the same
Patent number
7,338,630
Issue date
Mar 4, 2008
Daido Tokushuko Kabushiki Kaisha
Takashi Kano
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for manufacturing ring-shaped magnet material and manufactur...
Patent number
7,325,434
Issue date
Feb 5, 2008
Daido Tokushuko Kabushiki Kaisha
Junichi Esaki
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Free cutting alloy
Patent number
7,297,214
Issue date
Nov 20, 2007
Daido Tokushuko Kabushiki Kaisha
Kiyohito Ishida
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Low thermal expansion Ni-base superalloy
Patent number
7,160,400
Issue date
Jan 9, 2007
Daido Tokushuko Kabushiki Kaisha
Ryotaro Magoshi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Electromagnetic wave absorber and a process of producing same
Patent number
7,113,123
Issue date
Sep 26, 2006
Daido Tokushuko Kabushiki Kaisha
Akihiko Saito
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Welding wire and welding method using the wire
Patent number
7,026,576
Issue date
Apr 11, 2006
Daido Tokushuko Kabushiki Kaisha
Keigo Inui
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Casting, vertical casting method and vertical casting apparatus
Patent number
7,000,679
Issue date
Feb 21, 2006
Daido Tokushuko Kabushiki Kaisha
Hajime Takahashi
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Brushless motor
Patent number
6,972,503
Issue date
Dec 6, 2005
Daido Tokushuko Kabushiki Kaisha
Takao Hasumi
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Welding tip for arc welding and arc welding apparatus
Patent number
6,943,318
Issue date
Sep 13, 2005
Daido Tokushuko Kabushiki Kaisha
Ryuuhei Takagi
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Nickel-based heat-resistant alloy
Patent number
6,921,442
Issue date
Jul 26, 2005
Ebara Corporation
Manabu Noguchi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Patents Applications
last 30 patents
Information
Patent Application
CONCENTRATOR PHOTOVOLTAIC DEVICE
Publication number
20110284076
Publication date
Nov 24, 2011
DAIDO TOKUSHUKO KABUSHIKI KAISHA
Hirokazu Nagai
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
HEAT RESISTANT STEEL FOR EXHAUST VALVE
Publication number
20110236247
Publication date
Sep 29, 2011
DAIDO TOKUSHUKO KABUSHIKI KAISHA
Mototsugu Osaki
C21 - METALLURGY OF IRON
Information
Patent Application
THIN-FILM MAGNETIC SENSOR AND METHOD FOR MANUFACTURING THE SAME
Publication number
20110175606
Publication date
Jul 21, 2011
DAIDO TOKUSHUKO KABUSHIKI KAISHA
Shigenobu KOYAMA
G01 - MEASURING TESTING
Information
Patent Application
METAL/INSULATOR NANOGRANULAR MATERIAL AND THIN-FILM MAGNETIC SENSOR
Publication number
20100294978
Publication date
Nov 25, 2010
Daido Tokushuko Kabushiki Kaisha
Seiichi NAGATA
G01 - MEASURING TESTING
Information
Patent Application
HIGH CORROSION-RESISTANT, HIGH-STRENGTH AND NON-MAGNETIC STAINLESS...
Publication number
20100272593
Publication date
Oct 28, 2010
Daido Tokushuko Kabushiki Kaisha
Koichi ISHIKAWA
C21 - METALLURGY OF IRON
Information
Patent Application
TWO-WAY SHAPE-RECOVERY ALLOY
Publication number
20100139813
Publication date
Jun 10, 2010
DAIDO TOKUSHUKO KABUSHIKI KAISHA
Kozo OZAKI
C21 - METALLURGY OF IRON
Information
Patent Application
CONTINUOUS HEAT TREATMENT FURNACE
Publication number
20100068669
Publication date
Mar 18, 2010
DAIDO TOKUSHUKO KABUSHIKI KAISHA
Takashi ISHIMOTO
C21 - METALLURGY OF IRON
Information
Patent Application
RARE EARTH MAGNET AND PRODUCTION PROCESS THEREOF
Publication number
20100003156
Publication date
Jan 7, 2010
DAIDO TOKUSHUKO KABUSHIKI KAISHA
Shunji SUZUKI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
BOND MAGNET FOR DIRECT CURRENT REACTOR AND DIRECT CURRENT REACTOR
Publication number
20090206973
Publication date
Aug 20, 2009
DAIDO TOKUSHUKO KABUSHIKI KAISHA
Takao Yabumi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Hard-particle powder for sintered body and sintered body
Publication number
20090165595
Publication date
Jul 2, 2009
DAIDO TOKUSHUKO KABUSHIKI KAISHA
Tomomi Yamamoto
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Metallic bipolar plate for fuel cells and method for manufacturing...
Publication number
20090136824
Publication date
May 28, 2009
DAIDO TOKUSHUKO KABUSHIKI KAISHA
Shinobu Takagi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Tool steels and manufacturing method thereof
Publication number
20090107587
Publication date
Apr 30, 2009
DAIDO TOKUSHUKO KABUSHIKI KAISHA
Takayuki Shimizu
C21 - METALLURGY OF IRON
Information
Patent Application
Low density titanium alloy, golf club head, and process for prouduc...
Publication number
20090074606
Publication date
Mar 19, 2009
DAIDO TOKUSHUKO KABUSHIKI KAISHA
Michiharu Ogawa
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
High-strength nonmagnetic stainless steel, and high-strength nonmag...
Publication number
20080274007
Publication date
Nov 6, 2008
DAIDO TOKUSHUKO KABUSHIKI KAISHA
Koichi Ishikawa
C21 - METALLURGY OF IRON
Information
Patent Application
Hot working die steel for die-casting
Publication number
20080264526
Publication date
Oct 30, 2008
DAIDO TOKUSHUKO KABUSHIKI KAISHA
Koichiro Inoue
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Carburized and high-frequency hardened part having high strength
Publication number
20080247901
Publication date
Oct 9, 2008
DAIDO TOKUSHUKO KABUSHIKI KAISHA
Toshiyuki Morita
C21 - METALLURGY OF IRON
Information
Patent Application
Austenitic free-cutting stainless steel
Publication number
20080240970
Publication date
Oct 2, 2008
DAIDO TOKUSHUKO KABUSHIKI KAISHA
Hisao Eto
C21 - METALLURGY OF IRON
Information
Patent Application
Ultrawideband communication antenna
Publication number
20080143634
Publication date
Jun 19, 2008
DAIDO TOKUSHUKO KABUSHIKI KAISHA
Kazuhisa Tsutsui
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Martensitic free cutting stainless steel
Publication number
20080089804
Publication date
Apr 17, 2008
DAIDO TOKUSHUKO KABUSHIKI KAISHA
Koichi Ishikawa
C21 - METALLURGY OF IRON
Information
Patent Application
Process of producing permanent magnet and permanent magnet
Publication number
20080055031
Publication date
Mar 6, 2008
DAIDO TOKUSHUKO KABUSHIKI KAISHA
Junichi Esaki
B22 - CASTING POWDER METALLURGY
Information
Patent Application
Metallic bipolar plate for fuel cells,and fuel cell comprising the...
Publication number
20080038619
Publication date
Feb 14, 2008
DAIDO TOKUSHUKO KABUSHIKI KAISHA
Shinobu Takagi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Vacuum carburizing apparatus
Publication number
20080006346
Publication date
Jan 10, 2008
DAIDO TOKUSHUKO KABUSHIKI KAISHA
Kenjiro Sato
C21 - METALLURGY OF IRON
Information
Patent Application
Light converging-type solar photovoltaic apparatus
Publication number
20070295384
Publication date
Dec 27, 2007
DAIDO TOKUSHUKO KABUSHIKI KAISHA
Hisafumi Uozumi
F24 - HEATING RANGES VENTILATING
Information
Patent Application
Low thermal expansion Ni-base superalloy
Publication number
20070284018
Publication date
Dec 13, 2007
DAIDO TOKUSHUKO KABUSHIKI KAISHA
Shuji Hamano
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Beta-type titanium alloy and product thereof
Publication number
20070227628
Publication date
Oct 4, 2007
DAIDO TOKUSHUKO KABUSHIKI KAISHA
Yoshihiko Koyanagi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Ni-based super alloy
Publication number
20070221298
Publication date
Sep 27, 2007
DAIDO TOKUSHUKO KABUSHIKI KAISHA
Seiji Kurata
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Ferritic stainless steel cast iron, cast part using the ferritic st...
Publication number
20070215252
Publication date
Sep 20, 2007
DAIDO TOKUSHUKO KABUSHIKI KAISHA
Hiroyuki Takabayashi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Process for producing ingot
Publication number
20070193710
Publication date
Aug 23, 2007
Daido Tokushuko Kabushiki Kaisha
Makoto Chujoya
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Band-pass filter
Publication number
20070057750
Publication date
Mar 15, 2007
DAIDO TOKUSHUKO KABUSHIKI KAISHA
Akihiko Saito
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Nonmagnetic high-hardness alloy
Publication number
20060207696
Publication date
Sep 21, 2006
DAIDO TOKUSHUKO KABUSHIKI KAISHA
Noritaka Takahata
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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