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Takuo Takeshita
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Kawagoe, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Solid resin-coated magnet powder and a method for producing an anis...
Patent number
5,587,024
Issue date
Dec 24, 1996
Mitsubishi Materials Corporation
Ryoji Nakayama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Magnetic recording powder having low curie temperature and high sat...
Patent number
5,543,070
Issue date
Aug 6, 1996
Mitsubishi Materials Corporation
Kouichi Ishiyama
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for heat treating metallic materials and apparatus therefor
Patent number
5,505,794
Issue date
Apr 9, 1996
Mitsubishi Materials Corporation
Ryoji Nakayama
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method of manufacturing magnetically anisotropic R-T-B-M powder mat...
Patent number
5,486,239
Issue date
Jan 23, 1996
Mitsubishi Materials Corporation
Ryoji Nakayama
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method for producing rare earth alloy magnet powder
Patent number
5,417,773
Issue date
May 23, 1995
Mitsubishi Materials Corporation
Ryoji Nakayama
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Anisotropic rare earth-Fe-B system and rare earth-Fe-Co-B system ma...
Patent number
5,395,462
Issue date
Mar 7, 1995
Mitsubishi Materials Corporation
Takuo Takeshita
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Amorphous material for regenerator
Patent number
5,372,657
Issue date
Dec 13, 1994
Mitsubishi Materials Corp.
Yasuhiro Hanaue
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Method for manufacturing an oxide superconducting tape
Patent number
5,360,784
Issue date
Nov 1, 1994
Mitsubishi Materials Corporation
Toshio Kimura
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Apparatus for closed cycle hydrogenation recovery and rehydrogenation
Patent number
5,354,040
Issue date
Oct 11, 1994
Mitsubishi Materials Corporation
Ryoji Nakayama
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Rare earth permanent magnet powder, method for producing same and b...
Patent number
5,338,371
Issue date
Aug 16, 1994
Mitsubishi Metal Corporation
Ryoji Nakayama
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Superconductive ceramic wire and method for making same
Patent number
5,252,549
Issue date
Oct 12, 1993
Mitsubishi Kinzoku Kabushiki Kaisha
Tetsuro Yamaguchi
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Rare earth element-Fe-B or rare earth element-Fe-Co-B permanent mag...
Patent number
5,250,206
Issue date
Oct 5, 1993
Mitsubishi Materials Corporation
Ryoji Nakayama
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Process for producing Bi-Ca-Sr-Cu-O, TL-Ca-Sr-Cu-O and Tl-Ba-Ca-Cu-...
Patent number
5,236,889
Issue date
Aug 17, 1993
Mitsubishi Materials Corporation
Tadashi Sugihara
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Rare earth permanent magnet power, method for producing same and bo...
Patent number
5,228,930
Issue date
Jul 20, 1993
Mitsubishi Materials Corporation
Ryoji Nakayama
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Magnetic recording powder having a high coercive force at room temp...
Patent number
5,211,770
Issue date
May 18, 1993
Mitsubishi Materials Corporation
Ginya Ishiguro
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Heat reserving materials usuable at very low temperatures
Patent number
5,207,981
Issue date
May 4, 1993
Mitsubishi Materials Corporation
Yasuhiro Hanaue
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Sintered rare earth metal-boron-iron alloy magnets and a method for...
Patent number
5,147,447
Issue date
Sep 15, 1992
Mitsubishi Materials Corporation
Takuo Takeshita
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Process for fabricating superconducting ceramic materials by HIP tr...
Patent number
5,145,835
Issue date
Sep 8, 1992
Mitsubishi Materials Corporation
Takuo Takeshita
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Structure of ceramic superconductive wiring and process of fabricat...
Patent number
5,124,311
Issue date
Jun 23, 1992
Mitsubishi Kinzoku K.K.
Satoru Mori
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Rare earth-iron-boron magnet powder and process of producing same
Patent number
5,110,374
Issue date
May 5, 1992
Mitsubishi Materials Corporation
Takuo Takeshita
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Superconductive ceramic wire and method for making same
Patent number
5,110,789
Issue date
May 5, 1992
Mitsubishi Materials Corporation
Tetsuro Yamaguchi
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Sputtering target used for forming quinary superconductive oxide
Patent number
5,077,269
Issue date
Dec 31, 1991
Mitsubishi Metal Corporation
Tadashi Sugihara
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Process of forming superconductive wiring strip
Patent number
5,075,200
Issue date
Dec 24, 1991
Mitsubishi Metal Corporation
Tadashi Sugihara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of making a sputtering target for a bismuth based supercondu...
Patent number
5,059,585
Issue date
Oct 22, 1991
Mitsubishi Metal Corporation
Tadashi Sugihara
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Target member used for formation of superconducting film
Patent number
5,049,452
Issue date
Sep 17, 1991
Mitsubishi Metal Corporation
Takuo Takeshita
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method of manufacturing a powder of bi-based superconductive oxide...
Patent number
5,026,680
Issue date
Jun 25, 1991
Mitsubishi Metal Corporation
Tadashi Sugihara
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Structure of superconductive wiring having SiAlON buffer layer ther...
Patent number
5,019,554
Issue date
May 28, 1991
Mitsubishi Metal Corp.
Takuo Takeshita
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Rare earth-iron-boron magnet powder and process of producing same
Patent number
4,981,532
Issue date
Jan 1, 1991
Mitsubishi Kinzoku Kabushiki Kaisha
Takuo Takeshita
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Single-crystal wafer having a superconductive ceramic thin film for...
Patent number
4,968,664
Issue date
Nov 6, 1990
Mitsubishi Metal Corporation
Tadashi Sugihara
C30 - CRYSTAL GROWTH
Information
Patent Grant
Target used for formation of superconductive oxide film, process of...
Patent number
4,968,665
Issue date
Nov 6, 1990
Mitsubishi Metal Corporation
Yukihiro Ohuchi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...