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Seishi Fujiwara
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Sagamihara-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
CaF2 polycrystalline body, focus ring, plasma processing apparatus,...
Patent number
9,580,331
Issue date
Feb 28, 2017
Nikon Corporation
Seishi Fujiwara
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Quartz glass member and projection aligner
Patent number
6,835,683
Issue date
Dec 28, 2004
Nikon Corporation
Norio Komine
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Optical member made of silica glass, method for manufacturing silic...
Patent number
6,649,268
Issue date
Nov 18, 2003
Nikon Corporation
Norio Komine
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
UV synthetic silica glass optical member and reduction projection e...
Patent number
6,587,262
Issue date
Jul 1, 2003
Nikon Corporation
Seishi Fujiwara
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Optical system with improved durability for projection exposure app...
Patent number
6,587,181
Issue date
Jul 1, 2003
Nikon Corporation
Hiroki Jinbo
G02 - OPTICS
Information
Patent Grant
Forming method of silica glass and forming apparatus thereof
Patent number
6,505,484
Issue date
Jan 14, 2003
Nikon Corporation
Seishi Fujiwara
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Silica glass member
Patent number
6,473,226
Issue date
Oct 29, 2002
Nikon Corporation
Hiroki Jinbo
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Synthetic silica glass and its manufacturing method
Patent number
6,442,973
Issue date
Sep 3, 2002
Nikon Corporation
Norio Komine
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Manufacturing method of synthetic silica glass
Patent number
6,378,340
Issue date
Apr 30, 2002
Nikon Corporation
Seishi Fujiwara
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Silica glass and its manufacturing method
Patent number
6,374,639
Issue date
Apr 23, 2002
Nikon Corporation
Norio Komine
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Optical system with improved durability for projection exposure app...
Patent number
6,373,554
Issue date
Apr 16, 2002
Nikon Corporation
Hiroki Jinbo
G02 - OPTICS
Information
Patent Grant
Silica glass having superior durability against excimer laser beams...
Patent number
6,339,033
Issue date
Jan 15, 2002
Nikon Corporation
Hiroki Jinbo
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Silica glass and its manufacturing method
Patent number
6,291,377
Issue date
Sep 18, 2001
Nikon Corporation
Norio Komine
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Silica glass having superior durability against excimer laser beams...
Patent number
6,174,830
Issue date
Jan 16, 2001
Nikon Corporation
Hiroki Jinbo
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Manufacturing method of synthetic silica glass
Patent number
6,094,940
Issue date
Aug 1, 2000
Nikon Corporation
Seishi Fujiwara
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Method for estimating durability of optical member against excimer...
Patent number
6,075,607
Issue date
Jun 13, 2000
Nikon Corporation
Hiroki Jinbo
G01 - MEASURING TESTING
Information
Patent Grant
Image-focusing optical system for ultraviolet laser
Patent number
6,061,174
Issue date
May 9, 2000
Nikon Corporation
Masaki Shiozawa
C30 - CRYSTAL GROWTH
Information
Patent Grant
Fluorine-containing silica glass
Patent number
5,958,809
Issue date
Sep 28, 1999
Nikon Corporation
Seishi Fujiwara
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Silica glass member for UV-lithography, method for silica glass pro...
Patent number
5,703,712
Issue date
Dec 30, 1997
Nikon Corporation
Norio Komine
G02 - OPTICS
Information
Patent Grant
Silica glass member for UV-lithography, method for silica glass pro...
Patent number
5,702,495
Issue date
Dec 30, 1997
Nikon Corporation
Hiroyuki Hiraiwa
G02 - OPTICS
Information
Patent Grant
Silica glass member for UV-lithography, method for silica glass pro...
Patent number
5,699,183
Issue date
Dec 16, 1997
Nikon Corporation
Hiroyuki Hiraiwa
G02 - OPTICS
Information
Patent Grant
Silica glass member for UV-lithography, method for silica glass pro...
Patent number
5,696,624
Issue date
Dec 9, 1997
Nikon Corporation
Norio Komine
G02 - OPTICS
Information
Patent Grant
Method for producing silica glass for use with light in a vacuum ul...
Patent number
5,679,125
Issue date
Oct 21, 1997
Nikon Corporation
Hiroyuki Hiraiwa
C03 - GLASS MINERAL OR SLAG WOOL
Patents Applications
last 30 patents
Information
Patent Application
CaF2 POLYCRYSTALLINE BODY, FOCUS RING, PLASMA PROCESSING APPARATUS,...
Publication number
20140079902
Publication date
Mar 20, 2014
Nikon Corporation
Seishi Fujiwara
C30 - CRYSTAL GROWTH
Information
Patent Application
Optical member made of silica glass, method for manufacturing silic...
Publication number
20050284177
Publication date
Dec 29, 2005
Nikon Corporation
Norio Komine
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
Synthetic quartz glass member and method for producing the same
Publication number
20050047986
Publication date
Mar 3, 2005
Nikon Corporation
Masafumi Mizuguchi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Optical member made of silica glass, method for manufacturing silic...
Publication number
20040095566
Publication date
May 20, 2004
Norio Komine
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
Quartz glass member and projection aligner
Publication number
20030171203
Publication date
Sep 11, 2003
Norio Komine
G02 - OPTICS
Information
Patent Application
Fluorine-containing silica glass and its method of manufacture
Publication number
20030037568
Publication date
Feb 27, 2003
NIKON CORPORATION
Seishi Fujiwara
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
Synthetic silica glass optical member and method of manufacturing t...
Publication number
20020144517
Publication date
Oct 10, 2002
Nikon Corporation
Seishi Fujiwara
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
Optical system with improved durability for projection exposure app...
Publication number
20020135746
Publication date
Sep 26, 2002
NIKON CORPORATION
Hiroki Jinbo
G02 - OPTICS
Information
Patent Application
Synthetic silica glass molding method, synthetic silica glass moldi...
Publication number
20020050152
Publication date
May 2, 2002
Seishi Fujiwara
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
Silica glass and its manufacturing method
Publication number
20020013208
Publication date
Jan 31, 2002
NIKON CORPORATION
Norio Komine
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
Manufacturing method of synthetic silica glass
Publication number
20020007649
Publication date
Jan 24, 2002
Seishi Fujiwara
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
Silica glass having superior durability against excimer laser beams...
Publication number
20010000508
Publication date
Apr 26, 2001
NIKON CORPORATION
Hiroki Jinbo
C03 - GLASS MINERAL OR SLAG WOOL