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Patents Grants
last 30 patents
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
Closure for silica glass crucible, silica glass crucible and method...
Patent number
9,260,795
Issue date
Feb 16, 2016
Japan Super Quartz Corporation
Masaru Sato
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Vitreous silica crucible having outer, intermediate, and inner layers
Patent number
9,187,357
Issue date
Nov 17, 2015
Japan Super Quartz Corporation
Toshiaki Sudo
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Silica crucible for pulling silicon single crystal and method of pr...
Patent number
9,150,447
Issue date
Oct 6, 2015
Japan Super Quartz Corporation
Atsushi Shimazu
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Method of manufacturing vitreous silica crucible
Patent number
9,085,480
Issue date
Jul 21, 2015
Japan Super Quartz Corporation
Toshiaki Sudo
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Crucible and method for pulling a single crystal
Patent number
8,980,004
Issue date
Mar 17, 2015
Japan Super Quartz Corporation
Masaru Sato
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Silica glass crucible for pulling up silicon single crystal and met...
Patent number
8,951,346
Issue date
Feb 10, 2015
Japan Super Quartz Corporation
Kazuhiro Harada
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Vitreous silica crucible
Patent number
8,936,684
Issue date
Jan 20, 2015
Japan Super Quartz Corporation
Toshiaki Sudo
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Vitreous silica crucible for pulling silicon single crystal and met...
Patent number
8,936,685
Issue date
Jan 20, 2015
Japan Super Quartz Corporation
Toshiaki Sudo
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
High-purity vitreous silica crucible used for pulling large-diamete...
Patent number
8,888,915
Issue date
Nov 18, 2014
Japan Super Quartz Corporation
Tadahiro Sato
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Method of manufacturing fused silica crucible
Patent number
8,887,374
Issue date
Nov 18, 2014
Japan Super Quartz Corporation
Takeshi Fujita
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Vitreous silica crucible for pulling single-crystal silicon and met...
Patent number
8,871,026
Issue date
Oct 28, 2014
Japan Super Quartz Corporation
Hiroshi Kishi
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Apparatus and method for manufacturing vitreous silica crucible
Patent number
8,844,321
Issue date
Sep 30, 2014
Japan Super Quartz Corporation
Eriko Suzuki
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Method of manufacturing vitreous silica crucible
Patent number
8,806,892
Issue date
Aug 19, 2014
Japan Super Quartz Corporation
Toshiaki Sudo
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Method and apparatus for manufacturing vitreous silica crucible
Patent number
8,769,988
Issue date
Jul 8, 2014
Japan Super Quartz Corporation
Toshiaki Sudo
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Method of calculating temperature distribution of crucible
Patent number
8,774,959
Issue date
Jul 8, 2014
Japan Super Quartz Corporation
Toshiaki Sudo
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Apparatus and method for manufacturing vitreous silica crucible
Patent number
8,739,573
Issue date
Jun 3, 2014
Japan Super Quartz Corporation
Toshiaki Sudo
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Method of manufacturing vitreous silica crucible
Patent number
8,726,692
Issue date
May 20, 2014
Japan Super Quartz Corporation
Toshiaki Sudo
G01 - MEASURING TESTING
Information
Patent Grant
Method for manufacturing silicon single crystal
Patent number
8,721,787
Issue date
May 13, 2014
Japan Super Quartz Corporation
Yukinaga Azuma
C30 - CRYSTAL GROWTH
Information
Patent Grant
Vitreous silica crucible for pulling silicon single crystal
Patent number
8,715,415
Issue date
May 6, 2014
Japan Super Quartz Corporation
Makiko Kodama
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Method of manufacturing silicon single crystal, apparatus for pulli...
Patent number
8,696,813
Issue date
Apr 15, 2014
Japan Super Quartz Corporation
Masanori Fukui
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Method of manufacturing vitreous silica crucible
Patent number
8,689,584
Issue date
Apr 8, 2014
Japan Super Quartz Corporation
Toshiaki Sudo
G01 - MEASURING TESTING
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
Method and apparatus for manufacturing fused silica crucible, and t...
Patent number
8,657,957
Issue date
Feb 25, 2014
Japan Super Quartz Corporation
Hiroshi Kishi
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Handling device and handling method of quartz glass crucible
Patent number
8,585,346
Issue date
Nov 19, 2013
Japan Super Quartz Corporation
Manabu Shonai
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Silica glass crucible for pulling up silicon single crystal and met...
Patent number
8,562,739
Issue date
Oct 22, 2013
Japan Super Quartz Corporation
Kazuhiro Harada
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Method for purification of silica particles, purifier, and purified...
Patent number
8,506,890
Issue date
Aug 13, 2013
Japan Super Quartz Corporation
Minoru Kanda
B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information
Patent Grant
Silica glass crucible for pulling up silicon single crystal, method...
Patent number
8,506,708
Issue date
Aug 13, 2013
Japan Super Quartz Corporation
Masanori Fukui
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Carbon electrode grinding apparatus
Patent number
8,449,352
Issue date
May 28, 2013
Japan Super Quartz Corporation
Masanori Fukui
B24 - GRINDING POLISHING
Information
Patent Grant
Silica glass crucible
Patent number
8,449,676
Issue date
May 28, 2013
Japan Super Quartz Corporation
Masanori Fukui
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Patents Applications
last 30 patents
Information
Patent Application
CLOSURE FOR SILICA GLASS CRUCIBLE, SILCA GLASS CRUCIBLE AND METHOD...
Publication number
20130014474
Publication date
Jan 17, 2013
JAPAN SUPER QUARTZ CORPORATION
Masaru Sato
C30 - CRYSTAL GROWTH
Information
Patent Application
APPARATUS FOR MANUFACTURING VITREOUS SILICA CRUCIBLE
Publication number
20120318021
Publication date
Dec 20, 2012
JAPAN SUPER QUARTZ CORPORATION
Toshiaki Sudo
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
VITREOUS SILICA CRUCIBLE FOR PULLING SILICON SINGLE CRYSTAL, AND ME...
Publication number
20120285372
Publication date
Nov 15, 2012
JAPAN SUPER QUARTZ CORPORATION
Toshiaki SUDO
C30 - CRYSTAL GROWTH
Information
Patent Application
APPARATUS FOR MANUFACTURING VITREOUS SILICA CRUCIBLE
Publication number
20120272682
Publication date
Nov 1, 2012
JAPAN SUPER QUARTZ CORPORATION
Toshiaki SUDO
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
APPARATUS FOR MANUFACTURING VITREOUS SILICA CRUCIBLE
Publication number
20120272687
Publication date
Nov 1, 2012
JAPAN SUPER QUARTZ CORPORATION
Toshiaki Sudo
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
COVER FOR VITREOUS SILICA CRUCIBLE AND VITREOUS SILICA CRUCIBLE AND...
Publication number
20120270167
Publication date
Oct 25, 2012
SUMCO CORPORATION
Masaru Sato
C30 - CRYSTAL GROWTH
Information
Patent Application
VITREOUS SILICA CRUCIBLE
Publication number
20120260852
Publication date
Oct 18, 2012
JAPAN SUPER QUARTZ CORPORATION
Toshiaki Sudo
C30 - CRYSTAL GROWTH
Information
Patent Application
VITREOUS SILICA CRUCIBLE AND METHOD OF MANUFACTURING THE SAME
Publication number
20120255487
Publication date
Oct 11, 2012
JAPAN SUPER QUARTZ CORPORATION
Toshiaki SUDO
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD OF MANUFACTURING VITREOUS SILICA CRUCIBLE
Publication number
20120167627
Publication date
Jul 5, 2012
JAPAN SUPER QUARTZ CORPORATION
Toshiaki SUDO
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
METHOD OF MANUFACTURING VITREOUS SILICA CRUCIBLE
Publication number
20120167628
Publication date
Jul 5, 2012
JAPAN SUPER QUARTZ CORPORATION
Toshiaki SUDO
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
VITREOUS SILICA CRUCIBLE AND METHOD OF MANUFACTURING THE SAME
Publication number
20120167821
Publication date
Jul 5, 2012
JAPAN SUPER QUARTZ CORPORATION
Toshiaki SUDO
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD AND APPARATUS FOR MANUFACTURING VITREOUS SILICA CRUCIBLE
Publication number
20120167623
Publication date
Jul 5, 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
Publication number
20120167624
Publication date
Jul 5, 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
Publication number
20120167625
Publication date
Jul 5, 2012
JAPAN SUPER QUARTZ CORPORATION
Toshiaki SUDO
G01 - MEASURING TESTING
Information
Patent Application
VITREOUS SILICA CRUCIBLE FOR PULLING SILICON SINGLE CRYSTAL AND MET...
Publication number
20120160159
Publication date
Jun 28, 2012
JAPAN SUPER QUARTZ 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
VITREOUS SILICA CRUCIBLE
Publication number
20120137963
Publication date
Jun 7, 2012
JAPAN SUPER QUARTZ CORPORATION
Toshiaki SUDO
C30 - CRYSTAL GROWTH
Information
Patent Application
VITREOUS SILICA CRUCIBLE
Publication number
20120137964
Publication date
Jun 7, 2012
JAPAN SUPER QUARTZ CORPORATION
Toshiaki Sudo
C30 - CRYSTAL GROWTH
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
APPARATUS FOR MANUFACTURING VITREOUS SILICA CRUCIBLE
Publication number
20120141622
Publication date
Jun 7, 2012
JAPAN SUPER QUARTZ CORPORATION
Toshiaki Sudo
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
METHOD AND APPARATUS FOR MANUFACTURING VITREOUS SILICA CRUCIBLE
Publication number
20120137733
Publication date
Jun 7, 2012
JAPAN SUPER QUARTZ CORPORATION
Toshiaki Sudo
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
VITREOUS SILICA CRUCIBLE FOR PULLING SILICON SINGLE CRYSTAL
Publication number
20120137965
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
APPARATUS AND METHOD FOR MANUFACTURING VITREOUS SILICA CRUCIBLE
Publication number
20120131954
Publication date
May 31, 2012
JAPAN SUPER QUARTZ CORPORATION
Toshiaki Sudo
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
VITREOUS SILICA CRUCIBLE
Publication number
20120132133
Publication date
May 31, 2012
JAPAN SUPER QUARTZ CORPORATION
Toshiaki SUDO
C30 - CRYSTAL GROWTH
Information
Patent Application
VITREOUS SILICA CRUCIBLE
Publication number
20120125257
Publication date
May 24, 2012
JAPAN SUPER QUARTZ CORPORATION
Toshiaki Sudo
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD OF EVALUATING SILICA POWDER, VITREOUS SILICA CRUCIBLE, AND M...
Publication number
20120037069
Publication date
Feb 16, 2012
JAPAN SUPER QUARTZ CORPORATION
Toshiaki SUDO
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
VITREOUS SILICA CRUCIBLE AND METHOD OF MANUFACTURING SILICON INGOT
Publication number
20120017824
Publication date
Jan 26, 2012
JAPAN SUPER QUARTZ CORPORATION
Toshiaki SUDO
C30 - CRYSTAL GROWTH
Trademark
last 30 trademarks
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Trademark
85312517
Serial number
85312517
Registration number
4145419
Filing date
May 4, 2011
JAPAN SUPER QUARTZ CORPORATION
19 - Building materials (non-metallic)
Information
Trademark
85312482 - JSQ
Serial number
85312482
Registration number
4145418
Filing date
May 4, 2011
JAPAN SUPER QUARTZ CORPORATION
19 - Building materials (non-metallic)
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Trademark
85312452 - JSQ
Serial number
85312452
Registration number
4148940
Filing date
May 4, 2011
JAPAN SUPER QUARTZ CORPORATION
19 - Building materials (non-metallic)
Information
Trademark
85287723
Serial number
85287723
Registration number
4141319
Filing date
Apr 6, 2011
JAPAN SUPER QUARTZ CORPORATION
19 - Building materials (non-metallic)
Information
Trademark
85287699 - JAPAN SUPER QUARTZ
Serial number
85287699
Registration number
4348217
Filing date
Apr 6, 2011
JAPAN SUPER QUARTZ CORPORATION
19 - Building materials (non-metallic)
Information
Trademark
85287681 - JSQ
Serial number
85287681
Registration number
4141318
Filing date
Apr 6, 2011
JAPAN SUPER QUARTZ CORPORATION
19 - Building materials (non-metallic)
Information
Trademark
85287758
Serial number
85287758
Registration number
4259980
Filing date
Apr 6, 2011
JAPAN SUPER QUARTZ CORPORATION
19 - Building materials (non-metallic)