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Norikazu Niimi
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Nagoya, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Luminous vessels
Patent number
7,843,137
Issue date
Nov 30, 2010
NGK Insulators, Ltd.
Keiichiro Watanabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Sintered bodies of yttrium-aluminum garnet, a method of producing t...
Patent number
7,371,704
Issue date
May 13, 2008
NGK Insulators, Ltd.
Norikazu Niimi
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
High pressure mercury lamps and sealing members therefor
Patent number
7,301,282
Issue date
Nov 27, 2007
NGK Insulators, Ltd.
Norikazu Niimi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Joined bodies, luminous containers and assemblies for high pressure...
Patent number
7,187,128
Issue date
Mar 6, 2007
NGK Insulators, Ltd.
Norikazu Niimi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Joined bodies, high pressure discharge lamps and assemblies therefor
Patent number
7,132,798
Issue date
Nov 7, 2006
NGK Insulators, Ltd.
Norikazu Niimi
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Joined bodies, assemblies for high pressure discharge lamps and hig...
Patent number
7,126,280
Issue date
Oct 24, 2006
NGK Insulators, Ltd.
Norikazu Niimi
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Metal-made seamless pipe and process for production thereof
Patent number
7,001,570
Issue date
Feb 21, 2006
NGK Insulators, Ltd.
Norikazu Niimi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Joined body and high pressure discharge lamp
Patent number
6,850,009
Issue date
Feb 1, 2005
NGK Insulators, Ltd.
Norikazu Niimi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Joined bodies, high-pressure discharge lamps and a method for manuf...
Patent number
6,844,677
Issue date
Jan 18, 2005
NGK Insulators, Ltd.
Norikazu Niimi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High pressure discharge lamps, and assemblies and discharge vessels...
Patent number
6,819,047
Issue date
Nov 16, 2004
NGK Insulators, Ltd.
Norikazu Niimi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Joined body and a high-pressure discharge lamp
Patent number
6,812,642
Issue date
Nov 2, 2004
NGK Insulators, Ltd.
Norikazu Niimi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High pressure discharge lamps, lighting systems, head lamps for aut...
Patent number
6,791,267
Issue date
Sep 14, 2004
NGK Insulators, Ltd.
Norikazu Niimi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Joined body and high-pressure discharge lamp
Patent number
6,703,136
Issue date
Mar 9, 2004
NGK Insulators, Ltd.
Norikazu Niimi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light emitting element with mutually confronting electrodes
Patent number
6,646,374
Issue date
Nov 11, 2003
NGK Insulators, Ltd.
Norikazu Niimi
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Joined body and a high pressure discharge lamp
Patent number
6,642,654
Issue date
Nov 4, 2003
NGK Insulators, Ltd.
Norikazu Niimi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Joined bodies, high-pressure discharge lamps and a method for manuf...
Patent number
6,635,993
Issue date
Oct 21, 2003
NGK Insulators, Ltd.
Norikazu Niimi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Metal-made seamless pipe and process for production thereof
Patent number
6,596,100
Issue date
Jul 22, 2003
NGK Insulators, Ltd.
Norikazu Niimi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
High pressure discharge lamp having composite electrode
Patent number
6,407,504
Issue date
Jun 18, 2002
NGK Insulators, Ltd.
Norikazu Niimi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High pressure discharge lamp having stopper arranged between tubula...
Patent number
6,392,345
Issue date
May 21, 2002
NGK Insulators, Ltd.
Norikazu Niimi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High pressure discharge lamp having thermal layers manufacturing th...
Patent number
6,362,567
Issue date
Mar 26, 2002
NGK Insulators, Ltd.
Norikazu Niimi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Display and method for producing the same
Patent number
6,310,441
Issue date
Oct 30, 2001
NGK Insulators, Ltd.
Norikazu Niimi
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Starting electrode for high pressure discharge lamp
Patent number
6,262,533
Issue date
Jul 17, 2001
NGK Insulators, Ltd.
Norikazu Niimi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of forming lead-in seal in high pressure discharge lamps
Patent number
6,224,449
Issue date
May 1, 2001
NGK Insulators, Ltd.
Norikazu Niimi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High pressure discharge lamp
Patent number
6,169,366
Issue date
Jan 2, 2001
NGK Insulators, Ltd.
Norikazu Niimi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High pressure discharge lamp with an improved sealing system and me...
Patent number
6,139,386
Issue date
Oct 31, 2000
NGK Insulators, Ltd.
Go Suzuki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High pressure discharge lamp with an improved sealing system and me...
Patent number
6,066,918
Issue date
May 23, 2000
NGK Insulators, Ltd.
Go Suzuki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High pressure discharge lamps with metallizing layer
Patent number
6,057,644
Issue date
May 2, 2000
NGK Insulators, Ltd.
Norikazu Niimi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High pressure discharge lamps with sealing members
Patent number
5,783,907
Issue date
Jul 21, 1998
NGK Insulators, Ltd.
Go Suzuki
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Composite bodies
Publication number
20060222878
Publication date
Oct 5, 2006
NGK Insulators, Ltd.
Keiichiro Watanabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Luminous vessels
Publication number
20060220558
Publication date
Oct 5, 2006
NGK Insulators, Ltd.
Keiichiro Watanabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Translucent ceramic, a method of producing the same and discharge v...
Publication number
20050275142
Publication date
Dec 15, 2005
NGK Insulators, Ltd.
Norikazu Niimi
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Joined bodies, assemblies for high pressure discharge lamps and hig...
Publication number
20050093453
Publication date
May 5, 2005
NGK Insulators, Ltd.
Norikazu Niimi
B22 - CASTING POWDER METALLURGY
Information
Patent Application
Joined bodies, luminous containers and assemblies for high pressure...
Publication number
20040239227
Publication date
Dec 2, 2004
NGK Insulators, Ltd.
Norikazu Niimi
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Sintered bodies of yttrium-aluminum garnet, a method of producing t...
Publication number
20040135295
Publication date
Jul 15, 2004
NGK Insulators, Ltd.
Norikazu Niimi
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Joined body and high pressure discharge lamp
Publication number
20040119392
Publication date
Jun 24, 2004
NGK Insulators, Ltd.
Norikazu Niimi
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Joined bodies, high-pressure discharge lamps and a method for manuf...
Publication number
20040070343
Publication date
Apr 15, 2004
NGK Insulators, Ltd.
Norikazu Niimi
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
High pressure mercury lamps and sealing members therefor
Publication number
20030222581
Publication date
Dec 4, 2003
NGK Insulators, Ltd.
Norikazu Niimi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Joined bodies, high pressure discharge lamps and assemblies therefor
Publication number
20030209984
Publication date
Nov 13, 2003
NGK Insulators, Ltd.
Norikazu Niimi
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Metal-made seamless pipe and process for production thereof
Publication number
20030202898
Publication date
Oct 30, 2003
NGK Insulators, Ltd.
Norikazu Niimi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Joined bodies, assemblies for high pressure discharge lamps and hig...
Publication number
20030178939
Publication date
Sep 25, 2003
NGK Insulators, Ltd.
Norikazu Niimi
B22 - CASTING POWDER METALLURGY
Information
Patent Application
High pressure discharge lamps, and assemblies and discharge vessels...
Publication number
20030137246
Publication date
Jul 24, 2003
NGK Insulator, Ltd.
Norikazu Niimi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
High pressure discharge lamps, lighting systems, head lamps for aut...
Publication number
20030062838
Publication date
Apr 3, 2003
NGK Insulators, Ltd.
Norikazu Niimi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Ceramic polycrystal and method of manufacturing the same
Publication number
20020155944
Publication date
Oct 24, 2002
NGK Insulators, Ltd.
Mitsuru Kurashina
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Metal-made seamless pipe and process for production thereof
Publication number
20020060520
Publication date
May 23, 2002
Norikazu Niimi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Joined body and a high pressure discharge lamp
Publication number
20020033670
Publication date
Mar 21, 2002
NGK Insulators, Ltd.
Norikazu Niimi
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Joined body and a high pressure discharge lamp
Publication number
20020033671
Publication date
Mar 21, 2002
NGK Insulators, Ltd.
Norikazu Niimi
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES