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Saitama-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical wave interference measuring apparatus
Patent number
8,059,278
Issue date
Nov 15, 2011
Fujinon Corporation
Zongtao Ge
G01 - MEASURING TESTING
Information
Patent Grant
Optical wave interference measuring apparatus
Patent number
7,982,882
Issue date
Jul 19, 2011
Fujinon Corporation
Zongtao Ge
G01 - MEASURING TESTING
Information
Patent Grant
Light wave interferometer apparatus
Patent number
7,880,897
Issue date
Feb 1, 2011
Fujinon Corporation
Zongtao Ge
G01 - MEASURING TESTING
Information
Patent Grant
Method of measuring amount of eccentricity
Patent number
7,792,366
Issue date
Sep 7, 2010
Fujinon Corporation
Zongtao Ge
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Wavefront measuring apparatus for optical pickup
Patent number
7,719,691
Issue date
May 18, 2010
Fujinon Corporation
Zongtao Ge
G11 - INFORMATION STORAGE
Information
Patent Grant
Wavefront-measuring interferometer apparatus, and light beam measur...
Patent number
7,538,890
Issue date
May 26, 2009
Fujinon Corporation
Zongtao Ge
G01 - MEASURING TESTING
Information
Patent Grant
Sample inclination measuring method
Patent number
7,245,384
Issue date
Jul 17, 2007
Fujinon Corporation
Zongtao Ge
G01 - MEASURING TESTING
Information
Patent Grant
Low coherent interference fringe analysis method
Patent number
7,119,907
Issue date
Oct 10, 2006
Fujinon Corporation
Zongtao Ge
G01 - MEASURING TESTING
Information
Patent Grant
Method of extracting circular region from fringe image
Patent number
6,950,191
Issue date
Sep 27, 2005
Fujinon Corporation
Zongtao Ge
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method of assisting sample inclination error adjustment
Patent number
6,947,149
Issue date
Sep 20, 2005
Fujinon Corporation
Fumio Kobayashi
G01 - MEASURING TESTING
Information
Patent Grant
Phase shift fringe analysis method and apparatus using the same
Patent number
6,778,281
Issue date
Aug 17, 2004
Fuji Photo Optical Co., Ltd.
Zongtao Ge
G01 - MEASURING TESTING
Information
Patent Grant
Fringe analysis method using fourier transform
Patent number
6,768,554
Issue date
Jul 27, 2004
Fuji Photo Optical Co., Ltd.
Zongtao Ge
G01 - MEASURING TESTING
Information
Patent Grant
Method of detecting posture of object and apparatus using the same
Patent number
6,707,559
Issue date
Mar 16, 2004
Fuji Photo Optical Co., Ltd.
Zongtao Ge
G01 - MEASURING TESTING
Information
Patent Grant
Fringe analysis method using fourier transform
Patent number
6,693,715
Issue date
Feb 17, 2004
Fuji Photo Optical Co., Ltd.
Zongtao Ge
G01 - MEASURING TESTING
Information
Patent Grant
Fringe analysis method and apparatus using Fourier transform
Patent number
6,621,579
Issue date
Sep 16, 2003
Fuji Photo Optical Co., Ltd.
Zongtao Ge
G01 - MEASURING TESTING
Information
Patent Grant
Fringe analysis error detection method and fringe analysis error co...
Patent number
6,532,073
Issue date
Mar 11, 2003
Fuji Photo Optical Co., Ltd.
Zongtao Ge
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
LIGHTWAVE INTERFERENCE MEASUREMENT APPARATUS
Publication number
20110304856
Publication date
Dec 15, 2011
FUJIFILM CORPORATION
Zongtao GE
G01 - MEASURING TESTING
Information
Patent Application
ASPHERIC SURFACE MEASURING APPARATUS
Publication number
20110242545
Publication date
Oct 6, 2011
FUJIFILM CORPORATION
MASAAKI TOMIMIZU
G01 - MEASURING TESTING
Information
Patent Application
ASPHERE MEASUREMENT METHOD AND APPARATUS
Publication number
20100309458
Publication date
Dec 9, 2010
Zongtao GE
G01 - MEASURING TESTING
Information
Patent Application
METHOD OF MEASURING AMOUNT OF ECCENTRICITY
Publication number
20100245804
Publication date
Sep 30, 2010
Zongtao GE
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD AND APPARATUS OF MEASURING POSITIONAL VARIATION OF ROTATION...
Publication number
20100246900
Publication date
Sep 30, 2010
Zongtao GE
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
THREE-DIMENSIONAL SHAPE MEASURING METHOD AND DEVICE
Publication number
20100231923
Publication date
Sep 16, 2010
Zongtao GE
G01 - MEASURING TESTING
Information
Patent Application
LIGHTWAVE INTERFERENCE MEASUREMENT DEVICE
Publication number
20100201992
Publication date
Aug 12, 2010
Zongtao GE
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL WAVE INTERFERENCE MEASURING APPARATUS
Publication number
20100097619
Publication date
Apr 22, 2010
Zongtao GE
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL WAVE INTERFERENCE MEASURING APPARATUS
Publication number
20100091299
Publication date
Apr 15, 2010
Zongtao GE
G01 - MEASURING TESTING
Information
Patent Application
OMNIDIRECTIONAL IMAGING APPARATUS
Publication number
20090309957
Publication date
Dec 17, 2009
Zongtao GE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LIGHT WAVE INTERFEROMETER APPARATUS
Publication number
20090168076
Publication date
Jul 2, 2009
Zongtao GE
G01 - MEASURING TESTING
Information
Patent Application
WAVEFRONT MEASURING APPARATUS FOR OPTICAL PICKUP
Publication number
20090073459
Publication date
Mar 19, 2009
Zongtao GE
G01 - MEASURING TESTING
Information
Patent Application
Wavefront-measuring interferometer apparatus, and light beam measur...
Publication number
20050270543
Publication date
Dec 8, 2005
Fujinon Corporation
Zongtao Ge
G02 - OPTICS
Information
Patent Application
Method of extracting circular region from fringe image
Publication number
20040001195
Publication date
Jan 1, 2004
Fuji Photo Optical Co., Ltd.
Zongtao Ge
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Sample inclination measuring method
Publication number
20040001205
Publication date
Jan 1, 2004
Fuji Photo Optical Co., Ltd.
Zongtao Ge
G01 - MEASURING TESTING
Information
Patent Application
Low coherent interference fringe analysis method
Publication number
20030234938
Publication date
Dec 25, 2003
Fuji Photo Optical Co., Ltd.
Zongtao Ge
G01 - MEASURING TESTING
Information
Patent Application
Method of assisting sample inclination error adjustment
Publication number
20030227633
Publication date
Dec 11, 2003
Fuji Photo Optical Co., Ltd.
Fumio Kobayashi
G02 - OPTICS
Information
Patent Application
Phase shift fringe analysis method and apparatus using the same
Publication number
20020135777
Publication date
Sep 26, 2002
Fuji Photo Optical Co., Ltd.
Zongtao Ge
G01 - MEASURING TESTING
Information
Patent Application
Method of detecting posture of object and apparatus using the same
Publication number
20020113973
Publication date
Aug 22, 2002
Fuji Photo Optical Co., Ltd.
Zongtao Ge
G01 - MEASURING TESTING
Information
Patent Application
Fringe analysis error detection method and fringe analysis error co...
Publication number
20020051134
Publication date
May 2, 2002
Fuji Photo Optical Co., Ltd.
Zongtao Ge
G01 - MEASURING TESTING
Information
Patent Application
Fringe analysis method using fourier transform
Publication number
20010049709
Publication date
Dec 6, 2001
Zongtao Ge
G01 - MEASURING TESTING
Information
Patent Application
Fringe analysis method and apparatus using fourier transform
Publication number
20010030753
Publication date
Oct 18, 2001
Fuji Photo Optical Co., Ltd.
Zongtao Ge
G01 - MEASURING TESTING
Information
Patent Application
Fringe analysis method using fourier transform
Publication number
20010019635
Publication date
Sep 6, 2001
Zongtao Ge
G01 - MEASURING TESTING