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Hisanori Yamane
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Sendai-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Phosphor, light-emitting device, illumination device and image disp...
Patent number
10,011,768
Issue date
Jul 3, 2018
MITSUBISHI CHEMICAL CORPORATION
Fumitaka Yoshimura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Production of a GaN bulk crystal substrate and a semiconductor devi...
Patent number
9,869,033
Issue date
Jan 16, 2018
Ricoh Company, Ltd.
Seiji Sarayama
C30 - CRYSTAL GROWTH
Information
Patent Grant
Boride having chemical composition Na—Si—B, and polycrystalline rea...
Patent number
9,255,010
Issue date
Feb 9, 2016
TOHOKU UNIVERSITY
Haruhiko Morito
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Scintillator for neutrons and neutron detector
Patent number
8,809,797
Issue date
Aug 19, 2014
Tokuyama Corporation
Hisanori Yamane
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Crystal growth apparatus
Patent number
8,623,138
Issue date
Jan 7, 2014
Ricoh Company, Ltd.
Seiji Sarayama
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Production of a GaN bulk crystal substrate and a semiconductor devi...
Patent number
8,591,647
Issue date
Nov 26, 2013
Ricoh Company, Ltd.
Seiji Sarayama
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Crystal growth method, crystal growth apparatus, group-III nitride...
Patent number
8,562,737
Issue date
Oct 22, 2013
Ricoh Company, Ltd.
Seiji Sarayama
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Methods of growing a group III nitride crystal
Patent number
7,828,896
Issue date
Nov 9, 2010
Ricoh Company, Ltd.
Hirokazu Iwata
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Crystal growth method
Patent number
7,531,038
Issue date
May 12, 2009
Ricoh Company, Ltd.
Seiji Sarayama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Production of a GaN bulk crystal substrate and a semiconductor devi...
Patent number
7,508,003
Issue date
Mar 24, 2009
Ricoh Company, Ltd.
Seiji Sarayama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Methods of growing a group III nitride crystal
Patent number
7,261,775
Issue date
Aug 28, 2007
Ricoh Company, Ltd.
Hirokazu Iwata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Production of a GaN bulk crystal substrate and a semiconductor devi...
Patent number
7,250,640
Issue date
Jul 31, 2007
Ricoh Company, Ltd.
Seiji Sarayama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Crystal growth method, crystal growth apparatus, group-III nitride...
Patent number
7,001,457
Issue date
Feb 21, 2006
Ricoh Company, Ltd.
Seiji Sarayama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Crystal growth method, crystal growth apparatus, group-III nitride...
Patent number
6,949,140
Issue date
Sep 27, 2005
Ricoh Company, Ltd.
Seiji Sarayama
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Crystal growth method, crystal growth apparatus, group-III nitride...
Patent number
6,780,239
Issue date
Aug 24, 2004
Ricoh Company, Ltd.
Seiji Sarayama
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Production of a GaN bulk crystal substrate and a semiconductor devi...
Patent number
6,592,663
Issue date
Jul 15, 2003
Ricoh Company Ltd.
Seiji Sarayama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Low temperature method of preparing GaN single crystals
Patent number
5,868,837
Issue date
Feb 9, 1999
Cornell Research Foundation, Inc.
Francis J. DiSalvo
C30 - CRYSTAL GROWTH
Information
Patent Grant
Chemical vapor deposition of dense and transparent zirconia films
Patent number
5,145,720
Issue date
Sep 8, 1992
Sumitomo Metal Mining Co., Ltd.
Toshio Hirai
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method of manufacturing josephson junctions
Patent number
4,985,117
Issue date
Jan 15, 1991
Kabushiki Kaisha Riken
Hideyuki Kurosawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Zirconia film and process for preparing it
Patent number
4,920,014
Issue date
Apr 24, 1990
Sumitomo Metal Mining Co., Ltd.
Toshio Hirai
C30 - CRYSTAL GROWTH
Patents Applications
last 30 patents
Information
Patent Application
PHOSPHOR, LIGHT-EMITTING DEVICE, ILLUMINATION DEVICE AND IMAGE DISP...
Publication number
20170204328
Publication date
Jul 20, 2017
MITSUBISHI CHEMICAL CORPORATION
Fumitaka YOSHIMURA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PRODUCTION OF A GaN BULK CRYSTAL SUBSTRATE AND A SEMICONDUCTOR DEVI...
Publication number
20150152568
Publication date
Jun 4, 2015
RICOH COMPANY, LTD.
Seiji Sarayama
C30 - CRYSTAL GROWTH
Information
Patent Application
PRODUCTION OF A GaN BULK CRYSTAL SUBSTRATE AND A SEMICONDUCTOR DEVI...
Publication number
20140044970
Publication date
Feb 13, 2014
RICOH COMPANY, LTD.
Seiji SARAYAMA
C30 - CRYSTAL GROWTH
Information
Patent Application
CRYSTAL GROWTH METHOD, CRYSTAL GROWTH APPARATUS, GROUP-III NITRIDE...
Publication number
20130330264
Publication date
Dec 12, 2013
RICOH COMPANY, LTD.
Seiji SARAYAMA
C30 - CRYSTAL GROWTH
Information
Patent Application
SCINTILLATOR FOR NEUTRONS AND NEUTRON DETECTOR
Publication number
20130264482
Publication date
Oct 10, 2013
Hisanori Yamane
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
BORIDE HAVING CHEMICAL COMPOSITION Na-Si-B, AND POLYCRYSTALLINE REA...
Publication number
20130266499
Publication date
Oct 10, 2013
Haruhiko Morito
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD OF GROWING GROUP III NITRIDE CRYSTAL, GROUP III NITRIDE CRYS...
Publication number
20110012235
Publication date
Jan 20, 2011
Hirokazu Iwata
C30 - CRYSTAL GROWTH
Information
Patent Application
PRODUCTION OF A GaN BULK CRYSTAL SUBSTRATE AND A SEMICONDUCTOR DEVI...
Publication number
20090173274
Publication date
Jul 9, 2009
RICOH COMPANY, LTD.
Seiji SARAYAMA
C30 - CRYSTAL GROWTH
Information
Patent Application
CRYSTAL GROWTH METHOD, CRYSTAL GROWTH APPARATUS, GROUP-III NITRIDE...
Publication number
20090120354
Publication date
May 14, 2009
Seiji Sarayama
C30 - CRYSTAL GROWTH
Information
Patent Application
CRYSTAL GROWTH METHOD, CRYSTAL GROWTH APPARATUS, GROUP-III NITRIDE...
Publication number
20080282969
Publication date
Nov 20, 2008
Ricoh Company, Ltd,
Seiji Sarayama
C30 - CRYSTAL GROWTH
Information
Patent Application
Method of growing group III nitride crystal, group III nitride crys...
Publication number
20070266928
Publication date
Nov 22, 2007
Hirokazu Iwata
C30 - CRYSTAL GROWTH
Information
Patent Application
Production of a GaN bulk crystal substrate and a semiconductor devi...
Publication number
20070012239
Publication date
Jan 18, 2007
Seiji Sarayama
C30 - CRYSTAL GROWTH
Information
Patent Application
Crystal growth method, crystal growth apparatus, group-III nitride...
Publication number
20060130739
Publication date
Jun 22, 2006
Seiji Sarayama
C30 - CRYSTAL GROWTH
Information
Patent Application
Crystal growth method, crystal growth apparatus, group-III nitride...
Publication number
20050026318
Publication date
Feb 3, 2005
Seiji Sarayama
C30 - CRYSTAL GROWTH
Information
Patent Application
Method of growing group III nitride crystal, group III nitride crys...
Publication number
20040226503
Publication date
Nov 18, 2004
Hirokazu Iwata
C30 - CRYSTAL GROWTH
Information
Patent Application
Production of a GaN bulk crystal substrate and a semiconductor devi...
Publication number
20040031437
Publication date
Feb 19, 2004
Seiji Sarayama
C30 - CRYSTAL GROWTH
Information
Patent Application
Crystal growth method, crystal growth apparatus, group-III nitride...
Publication number
20030164138
Publication date
Sep 4, 2003
Seiji Sarayama
C30 - CRYSTAL GROWTH
Information
Patent Application
Crystal growth method, crystal growth apparatus, group-III nitride...
Publication number
20020175338
Publication date
Nov 28, 2002
Seiji Sarayama
C30 - CRYSTAL GROWTH
Information
Patent Application
Crystal growth method, crystal growth apparatus, group-III nitride...
Publication number
20020046695
Publication date
Apr 25, 2002
Seiji Sarayama
C01 - INORGANIC CHEMISTRY