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Takuma Yoshioka
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Akita-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Silica glass crucible
Patent number
11,535,546
Issue date
Dec 27, 2022
Sumco Corporation
Ken Kitahara
C30 - CRYSTAL GROWTH
Information
Patent Grant
Silica glass crucible
Patent number
9,758,900
Issue date
Sep 12, 2017
Sumco Corporation
Toshiaki Sudo
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method of manufacturing composite crucible
Patent number
9,527,763
Issue date
Dec 27, 2016
Sumco Corporation
Toshiaki Sudo
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method of manufacturing vitreous silica crucible, vitreous silica c...
Patent number
9,469,560
Issue date
Oct 18, 2016
Japan Super Quartz Corporation
Toshiaki Sudo
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Method of manufacturing granulated silica powder, method of manufac...
Patent number
9,284,207
Issue date
Mar 15, 2016
Sumco Corporation
Toshiaki Sudo
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Composite crucible and method of manufacturing the same
Patent number
9,266,763
Issue date
Feb 23, 2016
Sumco Corporation
Toshiaki Sudo
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Composite crucible, method of manufacturing the same, and method of...
Patent number
9,133,063
Issue date
Sep 15, 2015
Sumco Corporation
Toshiaki Sudo
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Method of manufacturing vitreous silica crucible
Patent number
8,671,716
Issue date
Mar 18, 2014
Japan Super Quartz Corporation
Toshiaki Sudo
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Mold for producing a silica crucible
Patent number
8,128,055
Issue date
Mar 6, 2012
Japan Super Quartz Corporation
Takuma Yoshioka
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Mold for producing silica crucible
Patent number
8,105,514
Issue date
Jan 31, 2012
Japan Super Quartz Corporation
Takuma Yoshioka
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Mold for producing silica crucible
Patent number
8,100,379
Issue date
Jan 24, 2012
Japan Super Quartz Corporation
Takuma Yoshioka
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Mold for producing silica crucible
Patent number
8,066,254
Issue date
Nov 29, 2011
Japan Super Quartz Corporation
Takuma Yoshioka
C03 - GLASS MINERAL OR SLAG WOOL
Patents Applications
last 30 patents
Information
Patent Application
SILICA GLASS CRUCIBLE
Publication number
20200392032
Publication date
Dec 17, 2020
SUMCO CORPORATION
Ken KITAHARA
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
QUARTZ GLASS CRUCIBLE
Publication number
20200123676
Publication date
Apr 23, 2020
SUMCO CORPORATION
Takuma YOSHIOKA
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD OF MANUFACTURING COMPOSITE CRUCIBLE
Publication number
20160115625
Publication date
Apr 28, 2016
SUMCO CORPORATION
Toshiaki SUDO
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD OF MANUFACTURING COMPOSITE CRUCIBLE AND METHOD OF MANUFACTUR...
Publication number
20150337456
Publication date
Nov 26, 2015
SUMCO CORPORATION
Toshiaki SUDO
C30 - CRYSTAL GROWTH
Information
Patent Application
SILICA GLASS CRUCIBLE
Publication number
20150027364
Publication date
Jan 29, 2015
SUMCO CORPORATION
Toshiaki Sudo
C30 - CRYSTAL GROWTH
Information
Patent Application
COMPOSITE CRUCIBLE, METHOD OF MANUFACTURING THE SAME, AND METHOD OF...
Publication number
20120160155
Publication date
Jun 28, 2012
JAPAN SUPER QUARTZ CORPORATION
Toshiaki Sudo
C30 - CRYSTAL GROWTH
Information
Patent Application
COMPOSITE CRUCIBLE AND METHOD OF MANUFACTURING THE SAME
Publication number
20120160158
Publication date
Jun 28, 2012
JAPAN SUPER QUARTZ CORPORATION
Toshiaki SUDO
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD OF MANUFACTURING GRANULATED SILICA POWDER, METHOD OF MANUFAC...
Publication number
20120137732
Publication date
Jun 7, 2012
JAPAN SUPER QUARTZ CORPORATION
Toshiaki Sudo
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
METHOD OF MANUFACTURING VITREOUS SILICA CRUCIBLE, VITREOUS SILICA C...
Publication number
20120141704
Publication date
Jun 7, 2012
JAPAN SUPER QUARTZ CORPORATION
Toshiaki Sudo
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD OF MANUFACTURING VITREOUS SILICA CRUCIBLE
Publication number
20120137735
Publication date
Jun 7, 2012
JAPAN SUPER QUARTZ CORPORATION
Toshiaki SUDO
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
MOLD FOR PRODUCING SILICA CRUCIBLE
Publication number
20100178374
Publication date
Jul 15, 2010
JAPAN SUPER QUARTZ CORPORATION
Takuma Yoshioka
C30 - CRYSTAL GROWTH
Information
Patent Application
MOLD FOR PRODUCING SILICA CRUCIBLE
Publication number
20100176530
Publication date
Jul 15, 2010
JAPAN SUPER QUARTZ CORPORATION
Takuma Yoshioka
C30 - CRYSTAL GROWTH
Information
Patent Application
MOLD FOR PRODUCING SILICA CRUCIBLE
Publication number
20100178375
Publication date
Jul 15, 2010
JAPAN SUPER QUARTZ CORPORATION
Takuma Yoshioka
C30 - CRYSTAL GROWTH
Information
Patent Application
MOLD FOR PRODUCING A SILICA CRUCIBLE
Publication number
20100112115
Publication date
May 6, 2010
JAPAN SUPER QUARTZ CORPORATION
Takuma Yoshioka
C03 - GLASS MINERAL OR SLAG WOOL