Flat discs

Industry

CPC
C03B11/088

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Parent Industries

CCHEMISTRY METALLURGY C03Glass mineral C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES C03B11/00Pressing molten glass or performed glass reheated to equivalent low viscosity without blowing

Current Industry

C03B11/088Flat discs

Industries

Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing glass blank for magnetic disk, method for...
- Patent number 9,409,809
- Issue date Aug 9, 2016
- Hoya Corporation
- Hideki Isono
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for manufacturing glass blank for magnetic disk, method for...
- Patent number 9,336,810
- Issue date May 10, 2016
- Hoya Corporation
- Hideki Isono
- G11 - INFORMATION STORAGE
Information Patent Grant
Manufacturing method of glass blank for magnetic disk, manufacturin...
- Patent number 9,242,888
- Issue date Jan 26, 2016
- Hoya Corporation
- Hideki Isono
- G11 - INFORMATION STORAGE
Information Patent Grant
Glass substrate for magnetic disk and manufacturing method thereof
- Patent number 9,085,479
- Issue date Jul 21, 2015
- Hoya Corporation
- Shinji Eda
- B24 - GRINDING POLISHING
Information Patent Grant
Glass substrate for magnetic disk and manufacturing method thereof
- Patent number 9,003,834
- Issue date Apr 14, 2015
- Hoya Corporation
- Shinji Eda
- G11 - INFORMATION STORAGE
Information Patent Grant
Manufacturing method of glass substrate for magnetic disk, manufact...
- Patent number 8,973,404
- Issue date Mar 10, 2015
- Hoya Corporation
- Shinji Eda
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of producing glass blank for substrate of information record...
- Patent number 8,931,308
- Issue date Jan 13, 2015
- Hoya Corporation
- Akira Murakami
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method of manufacturing a glass substrate for magnetic disk
- Patent number 8,869,559
- Issue date Oct 28, 2014
- Hoya Corporation
- Hideki Isono
- G11 - INFORMATION STORAGE
Information Patent Grant
Manufacturing method of a sheet glass material for magnetic disk an...
- Patent number 8,844,320
- Issue date Sep 30, 2014
- Hoya Corporation
- Hideki Isono
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Manufacturing method of a glass blank for magnetic disk and manufac...
- Patent number 8,806,893
- Issue date Aug 19, 2014
- Hoya Corporation
- Hideki Isono
- G11 - INFORMATION STORAGE
Information Patent Grant
Manufacturing method for a glass substrate for magnetic disk
- Patent number 8,806,895
- Issue date Aug 19, 2014
- Hoya Corporation
- Shinji Eda
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Material for information recording medium substrate, information re...
- Patent number 8,656,734
- Issue date Feb 25, 2014
- Hoya Corporation
- Xuelu Zou
- G11 - INFORMATION STORAGE
Information Patent Grant
Process for producing a thin-plate form glass molded body
- Patent number 8,181,484
- Issue date May 22, 2012
- Ohara Inc.
- Moriji Nozaki
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Glass forming apparatus and glass forming method
- Patent number 8,156,765
- Issue date Apr 17, 2012
- Ohara Inc.
- Moriji Nozaki
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Press molding method for manufacturing of glass substrate
- Patent number 8,051,678
- Issue date Nov 8, 2011
- Minolta Co., Ltd.
- Shiro Nishimoto
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Methods for producing substrate blank
- Patent number 7,845,192
- Issue date Dec 7, 2010
- Hoya Corporation
- Akira Murakami
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Apparatus for producing tesserae of glass mosaic containing a metal...
- Patent number 7,513,130
- Issue date Apr 7, 2009
- Bisazza SpA
- Giancarlo Bisazza
- B44 - DECORATIVE ARTS
Information Patent Grant
Press die of disk with shaft shaped portion
- Patent number 7,428,828
- Issue date Sep 30, 2008
- Fuji Electric Device Technology Co., Ltd.
- Tatsumi Kawata
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method and apparatus for manufacturing glass substrate for storage...
- Patent number 7,313,930
- Issue date Jan 1, 2008
- Fuji Electric Device Technology Co., Ltd.
- Kengo Kainuma
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Methods for producing substrate blank
- Patent number 7,305,854
- Issue date Dec 11, 2007
- Hoya Corporation
- Akira Murakami
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Molding process of disk with shaft shaped portion
- Patent number 6,997,019
- Issue date Feb 14, 2006
- Fuji Electric Co., Ltd.
- Tatsumi Kawata
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Apparatus and method for forming silica glass elements
- Patent number 6,928,838
- Issue date Aug 16, 2005
- Toshiba Machine Co., Ltd.
- Hiroshi Murakoshi
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method for hot stamping chalcogenide glass for infrared optical com...
- Patent number 6,749,905
- Issue date Jun 15, 2004
- General Electric Company
- Eric Breitung
- G11 - INFORMATION STORAGE
Information Patent Grant
Die and glass material for forming glass substrate, method for manu...
- Patent number 6,718,799
- Issue date Apr 13, 2004
- Matsushita Electric Industrial Co., Ltd.
- Kazuaki Takagi
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method for pressing oxynitride glass, disk of oxynitride glass made...
- Patent number 6,557,378
- Issue date May 6, 2003
- Kabushiki Kaisha Kobe Seiko Sho
- Katsutoshi Takagi
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Glass substrate forming mold and production method for glass substrate
- Patent number 6,539,750
- Issue date Apr 1, 2003
- Matsushita Electric Industrial Co., Ltd.
- Kazuaki Takagi
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method of manufacturing a 1-inch diameter glass substrate for a mag...
- Patent number 6,314,764
- Issue date Nov 13, 2001
- Saatec Engineering Corporation
- Yasuaki Sakamoto
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method of manufacturing a 2-5 inch diameter glass substrate for a m...
- Patent number 6,314,763
- Issue date Nov 13, 2001
- Saatec Engineering Corporation
- Yasuaki Sakamoto
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Production method for molding optical components
- Patent number 6,270,699
- Issue date Aug 7, 2001
- Fuji Photo Optical Co., Ltd.
- Hiroaki Fujita
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Press mold for glass substrate
- Patent number 6,223,561
- Issue date May 1, 2001
- NGK Insulators, Ltd.
- Masashi Fukuyama
- C03 - GLASS MINERAL OR SLAG WOOL

Patents Applicationslast 30 patents

Information Patent Application
MOLD FOR MOLDING GLASS PRODUCT
- Publication number 20240059599
- Publication date Feb 22, 2024
- AAC Optics (Chongqing) Co., Ltd.
- Linzhi Zhao
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
GLASS SUBSTRATE FOR MAGNETIC DISK AND MANUFACTURING METHOD THEREOF
- Publication number 20150199989
- Publication date Jul 16, 2015
- Hoya Corporation
- Shinji EDA
- G11 - INFORMATION STORAGE
Information Patent Application
GLASS SUBSTRATE FOR MAGNETIC DISK AND MANUFACTURING METHOD THEREOF
- Publication number 20140223964
- Publication date Aug 14, 2014
- HOYA CORPORATION
- Shinji Eda
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD FOR MANUFACTURING GLASS BLANK FOR MAGNETIC DISK, METHOD FOR...
- Publication number 20140065446
- Publication date Mar 6, 2014
- Hideki Isono
- G11 - INFORMATION STORAGE
Information Patent Application
GLASS SUBSTRATE FOR MAGNETIC DISK AND METHOD FOR MANUFACTURING GLAS...
- Publication number 20140050912
- Publication date Feb 20, 2014
- HOYA CORPORATION
- Hideki Isono
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD FOR MANUFACTURING GLASS BLANK FOR MAGNETIC DISK, METHOD FOR...
- Publication number 20140033768
- Publication date Feb 6, 2014
- HOYA CORPORATION
- Hideki Isono
- G11 - INFORMATION STORAGE
Information Patent Application
MANUFACTURING METHOD OF GLASS BLANK FOR MAGNETIC DISK, MANUFACTURIN...
- Publication number 20130316194
- Publication date Nov 28, 2013
- HOYA CORPORATION
- Hideki ISONO
- G11 - INFORMATION STORAGE
Information Patent Application
MANUFACTURING METHOD OF A SHEET GLASS MATERIAL FOR MAGNETIC DISK AN...
- Publication number 20130086945
- Publication date Apr 11, 2013
- HOYA CORPORATION
- Hideki ISONO
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
MANUFACTURING METHOD OF A SHEET GLASS MATERIAL FOR MAGNETIC DISK AN...
- Publication number 20130074550
- Publication date Mar 28, 2013
- HOYA CORPORATION
- Hideki ISONO
- G11 - INFORMATION STORAGE
Information Patent Application
MANUFACTURING METHOD OF A GLASS BLANK FOR MAGNETIC DISK AND MANUFAC...
- Publication number 20130042649
- Publication date Feb 21, 2013
- HOYA CORPORATION
- Hideki ISONO
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD OF MANUFACTURING A GLASS SUBSTRATE FOR MAGNETIC DISK
- Publication number 20130025320
- Publication date Jan 31, 2013
- HOYA CORPORATION
- Hideki Isono
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD OF MANUFACTURING A GLASS SUBSTRATE FOR MAGNETIC DISK
- Publication number 20130025321
- Publication date Jan 31, 2013
- HOYA CORPORATION
- Hideki Isono
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
METHOD OF MANUFACTURING GLASS BLANK FOR MAGNETIC RECORDING MEDIUM G...
- Publication number 20120247155
- Publication date Oct 4, 2012
- HOYA CORPORATION
- Akira MURAKAMI
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
METHOD OF PRODUCING GLASS BLANK FOR SUBSTRATE OF INFORMATION RECORD...
- Publication number 20120204601
- Publication date Aug 16, 2012
- Akira MURAKAMI
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
MANUFACTURING METHOD OF GLASS SUBSTRATE FOR MAGNETIC DISK, MANUFACT...
- Publication number 20120151967
- Publication date Jun 21, 2012
- Shinji Eda
- G11 - INFORMATION STORAGE
Information Patent Application
MANUFACTURING METHOD FOR A GLASS SUBSTRATE FOR MAGNETIC DISK
- Publication number 20120144865
- Publication date Jun 14, 2012
- HOYA CORPORATION
- Shinji EDA
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
METHOD FOR MANUFACTURING GLASS BLANK, METHOD FOR MANUFACTURING MAGN...
- Publication number 20110283739
- Publication date Nov 24, 2011
- HOYA CORPORATION
- Makoto OSAWA
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
MANUFACTURING METHOD OF GLASS BLANK FOR MAGNETIC RECORDING GLASS SU...
- Publication number 20110277508
- Publication date Nov 17, 2011
- HOYA CORPORATION
- Makoto OSAWA
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
GLASS SUBSTRATE FOR MAGNETIC DISK AND MANUFACTURING METHOD THEREOF
- Publication number 20110159320
- Publication date Jun 30, 2011
- HOYA CORPORATION
- Shinji EDA
- B24 - GRINDING POLISHING
Information Patent Application
GLASS SUBSTRATE FOR MAGNETIC DISK AND MANUFACTURING METHOD THEREOF
- Publication number 20110159321
- Publication date Jun 30, 2011
- HOYA CORPORATION
- Shinji Eda
- B24 - GRINDING POLISHING
Information Patent Application
DIE FOR FORMING GLASS SUBSTRATE, METHOD OF MANUFACTURING GLASS SUBS...
- Publication number 20110039126
- Publication date Feb 17, 2011
- Hideki Kawai
- G11 - INFORMATION STORAGE
Information Patent Application
PROCESS FOR PRODUCING A THIN-PLATE FORM GLASS MOLDED BODY, AND PROC...
- Publication number 20100107695
- Publication date May 6, 2010
- Moriji Nozaki
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
GLASS FORMING APPARATUS AND GLASS FORMING METHOD
- Publication number 20100011812
- Publication date Jan 21, 2010
- OHARA INC.
- Moriji Nozaki
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
MATERIAL FOR INFORMATION RECORDING MEDIUM SUBSTRATE, INFORMATION RE...
- Publication number 20100011814
- Publication date Jan 21, 2010
- HOYA CORPORATION
- Xuelu Zou
- G11 - INFORMATION STORAGE
Information Patent Application
Molding die, intermediate member, and method of manufacturing of su...
- Publication number 20080104996
- Publication date May 8, 2008
- Fuji Electric Device Technology Co., LTD.
- Hiroshi Minazawa
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Press molding die and method of manufacturing the same, and magneti...
- Publication number 20080096025
- Publication date Apr 24, 2008
- Fuji Electric Device Technology Co., LTD.
- Hiroshi Minazawa
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Methods for producing substrate blank, substrate and information re...
- Publication number 20080041108
- Publication date Feb 21, 2008
- HOYA CORPORATION
- Akira Murakami
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
MOLDED GLASS SUBSTRATE FOR MAGNETIC DISK AND METHOD FOR MANUFACTURI...
- Publication number 20070295030
- Publication date Dec 27, 2007
- Matsushita Electric Industrial Co., Ltd.
- Shoji Nakamura
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Application
Glass forming apparatus and glass forming method
- Publication number 20070234760
- Publication date Oct 11, 2007
- Ohara Inc.
- Moriji Nozaki
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Press die of disk with shaft shaped portion
- Publication number 20060090517
- Publication date May 4, 2006
- Fuji Electric Co., Ltd.
- Tatsumi Kawata
- C03 - GLASS MINERAL OR SLAG WOOL

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method for manufacturing glass blank for magnetic disk, method for...

Method for manufacturing glass blank for magnetic disk, method for...

Manufacturing method of glass blank for magnetic disk, manufacturin...

Glass substrate for magnetic disk and manufacturing method thereof

Glass substrate for magnetic disk and manufacturing method thereof

Manufacturing method of glass substrate for magnetic disk, manufact...

Method of producing glass blank for substrate of information record...

Method of manufacturing a glass substrate for magnetic disk

Manufacturing method of a sheet glass material for magnetic disk an...

Manufacturing method of a glass blank for magnetic disk and manufac...

Manufacturing method for a glass substrate for magnetic disk

Material for information recording medium substrate, information re...

Process for producing a thin-plate form glass molded body

Glass forming apparatus and glass forming method

Press molding method for manufacturing of glass substrate

Methods for producing substrate blank

Apparatus for producing tesserae of glass mosaic containing a metal...

Press die of disk with shaft shaped portion

Method and apparatus for manufacturing glass substrate for storage...

Methods for producing substrate blank

Molding process of disk with shaft shaped portion

Apparatus and method for forming silica glass elements

Method for hot stamping chalcogenide glass for infrared optical com...

Die and glass material for forming glass substrate, method for manu...

Method for pressing oxynitride glass, disk of oxynitride glass made...

Glass substrate forming mold and production method for glass substrate

Method of manufacturing a 1-inch diameter glass substrate for a mag...

Method of manufacturing a 2-5 inch diameter glass substrate for a m...

Production method for molding optical components

Press mold for glass substrate

Patents Applicationslast 30 patents

MOLD FOR MOLDING GLASS PRODUCT

GLASS SUBSTRATE FOR MAGNETIC DISK AND MANUFACTURING METHOD THEREOF

GLASS SUBSTRATE FOR MAGNETIC DISK AND MANUFACTURING METHOD THEREOF

METHOD FOR MANUFACTURING GLASS BLANK FOR MAGNETIC DISK, METHOD FOR...

GLASS SUBSTRATE FOR MAGNETIC DISK AND METHOD FOR MANUFACTURING GLAS...

METHOD FOR MANUFACTURING GLASS BLANK FOR MAGNETIC DISK, METHOD FOR...

MANUFACTURING METHOD OF GLASS BLANK FOR MAGNETIC DISK, MANUFACTURIN...

MANUFACTURING METHOD OF A SHEET GLASS MATERIAL FOR MAGNETIC DISK AN...

MANUFACTURING METHOD OF A SHEET GLASS MATERIAL FOR MAGNETIC DISK AN...

MANUFACTURING METHOD OF A GLASS BLANK FOR MAGNETIC DISK AND MANUFAC...

METHOD OF MANUFACTURING A GLASS SUBSTRATE FOR MAGNETIC DISK

METHOD OF MANUFACTURING A GLASS SUBSTRATE FOR MAGNETIC DISK

METHOD OF MANUFACTURING GLASS BLANK FOR MAGNETIC RECORDING MEDIUM G...

METHOD OF PRODUCING GLASS BLANK FOR SUBSTRATE OF INFORMATION RECORD...

MANUFACTURING METHOD OF GLASS SUBSTRATE FOR MAGNETIC DISK, MANUFACT...

MANUFACTURING METHOD FOR A GLASS SUBSTRATE FOR MAGNETIC DISK

METHOD FOR MANUFACTURING GLASS BLANK, METHOD FOR MANUFACTURING MAGN...

MANUFACTURING METHOD OF GLASS BLANK FOR MAGNETIC RECORDING GLASS SU...

GLASS SUBSTRATE FOR MAGNETIC DISK AND MANUFACTURING METHOD THEREOF

GLASS SUBSTRATE FOR MAGNETIC DISK AND MANUFACTURING METHOD THEREOF

DIE FOR FORMING GLASS SUBSTRATE, METHOD OF MANUFACTURING GLASS SUBS...

PROCESS FOR PRODUCING A THIN-PLATE FORM GLASS MOLDED BODY, AND PROC...

GLASS FORMING APPARATUS AND GLASS FORMING METHOD

MATERIAL FOR INFORMATION RECORDING MEDIUM SUBSTRATE, INFORMATION RE...

Molding die, intermediate member, and method of manufacturing of su...

Press molding die and method of manufacturing the same, and magneti...

Methods for producing substrate blank, substrate and information re...

MOLDED GLASS SUBSTRATE FOR MAGNETIC DISK AND METHOD FOR MANUFACTURI...

Glass forming apparatus and glass forming method

Press die of disk with shaft shaped portion