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CPC
C03B2215/47
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Parent Industries
C
CHEMISTRY METALLURGY
C03
Glass mineral
C03B
MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
C03B2215/00
Press-moulding glass
Current Industry
C03B2215/47
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Patents Grants
last 30 patents
Information
Patent Grant
Glass lens blank for polishing, manufacturing method therefore, and...
Patent number
9,868,661
Issue date
Jan 16, 2018
Hoya Corporation
Mikio Ikenishi
B24 - GRINDING POLISHING
Information
Patent Grant
Method for manufacturing optical element and device for manufacturi...
Patent number
9,662,845
Issue date
May 30, 2017
Olympus Corporation
Yusuke Nakagawa
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Preform for optical element and optical element
Patent number
8,420,200
Issue date
Apr 16, 2013
Ohara Inc.
Futoshi Ishizaki
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Lens and process for the production thereof
Patent number
8,357,624
Issue date
Jan 22, 2013
Hoya Corporation
Kazutaka Hayashi
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Preform for optical element and optical element
Patent number
8,003,186
Issue date
Aug 23, 2011
Ohara Inc.
Futoshi Ishizaki
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Press mold and method of manufacturing optical element
Patent number
7,966,844
Issue date
Jun 28, 2011
Hoya Corporation
Kenji Yamanaka
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Method of manufacturing glass optical elements
Patent number
6,823,694
Issue date
Nov 30, 2004
Hoya Corporation
Hiroyuki Sawada
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Method of forming an optical glass element
Patent number
6,629,435
Issue date
Oct 7, 2003
Minolta Co., Ltd.
Toshiya Tomisaka
C03 - GLASS MINERAL OR SLAG WOOL
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
Molding method for optical element
Patent number
6,003,338
Issue date
Dec 21, 1999
Canon Kabushiki Kaisha
Kiyoshi Yamamoto
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Optical lens and mold for molding the same
Patent number
5,822,134
Issue date
Oct 13, 1998
Canon Kabushiki Kaisha
Kiyoshi Yamamoto
G02 - OPTICS
Information
Patent Grant
Optical-device forming method and apparatus
Patent number
5,788,732
Issue date
Aug 4, 1998
Canon Kabushiki Kaisha
Takeshi Nomura
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Method and apparatus for producing an optical element using a moldi...
Patent number
5,766,294
Issue date
Jun 16, 1998
Matsushita Electric Industrial Co, Ltd.
Kazuaki Takagi
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Product for molding glass lenses having difficult shapes
Patent number
5,762,676
Issue date
Jun 9, 1998
Eastman Kodak Company
David A. Richards
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Method of producing an optical lens element
Patent number
5,720,791
Issue date
Feb 24, 1998
Minolta Co., Ltd.
Tomoko Miyaura
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Method for molding optical element
Patent number
5,601,627
Issue date
Feb 11, 1997
Canon Kabushiki Kaisha
Masashi Mashige
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Shaped gradient fabrication in lenses by molding from axial gradient
Patent number
5,236,486
Issue date
Aug 17, 1993
LightPath Technologies, Inc.
Richard Blankenbecler
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Mold for molding optical elements
Patent number
5,015,280
Issue date
May 14, 1991
Matsushita Electric Industrial Co., Ltd.
Takayuki Kimoto
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method of molding optical lenses
Patent number
4,738,703
Issue date
Apr 19, 1988
Tetsuro Izumitani
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Optical element forming apparatus
Patent number
4,698,089
Issue date
Oct 6, 1987
Canon Kabushiki Kaisha
Kenzo Matsuzaka
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method of manufacturing pressed lenses
Patent number
4,629,489
Issue date
Dec 16, 1986
Hoya Corporation
Shinichiro Hirota
C03 - GLASS MINERAL OR SLAG WOOL
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR MANUFACTURING OPTICAL ELEMENT AND DEVICE FOR MANUFACTURI...
Publication number
20140217627
Publication date
Aug 7, 2014
OLYMPUS CORPORATION
Yusuke Nakagawa
G02 - OPTICS
Information
Patent Application
PREFORM FOR OPTICAL ELEMENT AND OPTICAL ELEMENT
Publication number
20110281056
Publication date
Nov 17, 2011
OHARA INC.
Futoshi Ishizaki
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Preform for Optical Element and Optical Element
Publication number
20080081206
Publication date
Apr 3, 2008
Ohara Inc.
Futoshi Ishizaki
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Lens and process for the production thereof
Publication number
20070225147
Publication date
Sep 27, 2007
HOYA CORPORATION
Kazutaka Hayashi
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
Press mold and method of manufacturing optical element
Publication number
20060162384
Publication date
Jul 27, 2006
Hoya Corporation
Kenji Yamanaka
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Press mold and method of manufacturing optical element
Publication number
20060162385
Publication date
Jul 27, 2006
Hoya Corporation
Kenji Yamanaka
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Method of manufacturing glass optical elements
Publication number
20020059812
Publication date
May 23, 2002
HOYA CORPORATION
Hiroyuki Sawada
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
Method of forming an optical glass element
Publication number
20010039811
Publication date
Nov 15, 2001
Toshiya Tomisaka
C03 - GLASS MINERAL OR SLAG WOOL