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Ryoji Hagiwara
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Method for fabricating EUVL mask
Patent number
7,927,769
Issue date
Apr 19, 2011
SII NanoTechnology Inc.
Ryoji Hagiwara
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Focused ion beam processing method
Patent number
7,576,340
Issue date
Aug 18, 2009
Sii Nano Technology Inc.
Ryoji Hagiwara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Charged particle beam irradiation method and charged particle beam...
Patent number
7,488,961
Issue date
Feb 10, 2009
SII NanoTechnology Inc.
Masashi Muramatsu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Charged particle beam scan and irradiation method, charged particle...
Patent number
7,485,880
Issue date
Feb 3, 2009
SII NanoTechnology Inc.
Tomokazu Kozakai
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Photomask defect correction method employing a combined device of a...
Patent number
7,375,352
Issue date
May 20, 2008
SII NanoTechnology Inc.
Osamu Takaoka
G01 - MEASURING TESTING
Information
Patent Grant
Electron beam processing method
Patent number
7,018,683
Issue date
Mar 28, 2006
SII NanoTechnology Inc.
Osamu Takaoka
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for repairing a phase shift mask and a focused ion beam appa...
Patent number
6,891,171
Issue date
May 10, 2005
SII NanoTechnology Inc.
Ryoji Hagiwara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Charged particle processing for forming pattern boundaries at a uni...
Patent number
6,780,551
Issue date
Aug 24, 2004
SII NanoTechnology Inc.
Ryoji Hagiwara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Coordinating optical type observing apparatus and laser marking method
Patent number
6,303,930
Issue date
Oct 16, 2001
Seiko Instruments Inc.
Ryoji Hagiwara
G01 - MEASURING TESTING
Information
Patent Grant
X-ray image sensor
Patent number
5,109,159
Issue date
Apr 28, 1992
Seiko Instruments Inc.
Ryoji Hagiwara
G01 - MEASURING TESTING
Information
Patent Grant
X-ray image sensor
Patent number
5,079,423
Issue date
Jan 7, 1992
Seiko Instruments Inc.
Ryoji Hagiwara
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
Method for fabricating EUVL mask
Publication number
20090226825
Publication date
Sep 10, 2009
Ryoji Hagiwara
B82 - NANO-TECHNOLOGY
Information
Patent Application
Focused ion beam processing method
Publication number
20070158590
Publication date
Jul 12, 2007
Ryoji Hagiwara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Charged particle beam irradiation method and charged particle beam...
Publication number
20070114462
Publication date
May 24, 2007
Masashi Muramatsu
B82 - NANO-TECHNOLOGY
Information
Patent Application
Charged particle beam processing method and charged particle beam a...
Publication number
20070114460
Publication date
May 24, 2007
Masashi Muramatsu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Charged particle beam scan and irradiation method, charged particle...
Publication number
20070114454
Publication date
May 24, 2007
Tomokazu Kozakai
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Photomask defect correction method employing a combined device of a...
Publication number
20050285033
Publication date
Dec 29, 2005
Osamu Takaoka
G01 - MEASURING TESTING
Information
Patent Application
Electron beam processing method
Publication number
20050276932
Publication date
Dec 15, 2005
Osamu Takaoka
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Charged particle processing for forming pattern boundaries at a uni...
Publication number
20020177055
Publication date
Nov 28, 2002
Ryoji Hagiwara
B82 - NANO-TECHNOLOGY