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Tsutomu Mizugaki
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Matsudo-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Manufacturing method for calcium fluoride and calcium fluoride for...
Patent number
6,811,606
Issue date
Nov 2, 2004
Nikon Corporation
Shigeru Sakuma
G02 - OPTICS
Information
Patent Grant
Manufacturing method for calcium fluoride and calcium fluoride for...
Patent number
6,332,922
Issue date
Dec 25, 2001
Nikon Corporation
Shigeru Sakuma
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method for annealing single crystal fluoride and method for manufac...
Patent number
6,146,456
Issue date
Nov 14, 2000
Nikon Corporation
Tsutomu Mizugaki
C30 - CRYSTAL GROWTH
Information
Patent Grant
Manufacturing method for calcium fluoride crystal and processing me...
Patent number
6,123,764
Issue date
Sep 26, 2000
Nikon Corporation
Tsutomu Mizugaki
C30 - CRYSTAL GROWTH
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
Projection exposure apparatus
Patent number
5,978,070
Issue date
Nov 2, 1999
Nikon Corporation
Shigeru Sakuma
C30 - CRYSTAL GROWTH
Patents Applications
last 30 patents
Information
Patent Application
Manufacturing method for calcium fluoride and calcium fluoride for...
Publication number
20020038625
Publication date
Apr 4, 2002
NIKON CORPORATION
Shigeru Sakuma
C30 - CRYSTAL GROWTH