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Kazuhiro Miyakawa
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Surface inspection method and surface inspection device
Patent number
7,477,373
Issue date
Jan 13, 2009
Kabushiki Kaisha Topcon
Kazuhiro Miyakawa
G01 - MEASURING TESTING
Information
Patent Grant
Particle monitoring apparatus and vacuum processing apparatus
Patent number
7,417,732
Issue date
Aug 26, 2008
Kabushiki Kaisha Topcon
Yoichiro Iwa
G01 - MEASURING TESTING
Information
Patent Grant
Surface inspection apparatus
Patent number
7,348,585
Issue date
Mar 25, 2008
Kabushiki Kaisha Topcon
Kazuhiro Miyakawa
G01 - MEASURING TESTING
Information
Patent Grant
Surface inspection method and surface inspection apparatus
Patent number
7,245,366
Issue date
Jul 17, 2007
Kabushiki Kaisha Topcon
Kazuhiro Miyakawa
G01 - MEASURING TESTING
Information
Patent Grant
Surface inspection apparatus
Patent number
7,227,649
Issue date
Jun 5, 2007
Kabushiki Kaisha Topcon
Kazuhiro Miyakawa
G01 - MEASURING TESTING
Information
Patent Grant
Method for inspecting surface and apparatus for inspecting it
Patent number
7,154,597
Issue date
Dec 26, 2006
Kabushiki Kaisha Topcon
Kazuhiro Miyakawa
G01 - MEASURING TESTING
Information
Patent Grant
Noncontact tonometer capable of measuring intraocular tension by op...
Patent number
6,120,444
Issue date
Sep 19, 2000
Kabushiki Kaisha Topcon
Kazuhiro Miyakawa
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
Information
Patent Application
INTERFERENCE MICROSCOPE AND MEASURING APPARATUS
Publication number
20120120485
Publication date
May 17, 2012
KABUSHIKI KAISHA TOPCON
Fumio Ootomo
G02 - OPTICS
Information
Patent Application
Surface inspection method and surface inspection device
Publication number
20070229813
Publication date
Oct 4, 2007
Kabushiki Kaisha TOPCON
Kazuhiro Miyakawa
G01 - MEASURING TESTING
Information
Patent Application
Particle monitoring apparatus and vacuum processing apparatus
Publication number
20060132769
Publication date
Jun 22, 2006
Kabushiki Kaisha TOPCON
Yoichiro Iwa
G01 - MEASURING TESTING
Information
Patent Application
Surface inspection apparatus
Publication number
20060103856
Publication date
May 18, 2006
Kabushiki Kaisha TOPCON
Kazuhiro Miyakawa
G01 - MEASURING TESTING
Information
Patent Application
Surface inspection apparatus
Publication number
20050270522
Publication date
Dec 8, 2005
Kabushiki Kaisha TOPCON
Kazuhiro Miyakawa
G01 - MEASURING TESTING
Information
Patent Application
Method for inspecting surface and apparatus for inspecting it
Publication number
20040263835
Publication date
Dec 30, 2004
KABUSHIKI KAISHA TOPCON
Kazuhiro Miyakawa
G01 - MEASURING TESTING
Information
Patent Application
Surface inspection method and surface inspection apparatus
Publication number
20040252295
Publication date
Dec 16, 2004
KABUSHIKI KAISHA TOPCON
Kazuhiro Miyakawa
G01 - MEASURING TESTING
Information
Patent Application
Surface inspection apparatus
Publication number
20040169853
Publication date
Sep 2, 2004
Yoichiro Iwa
G01 - MEASURING TESTING
Information
Patent Application
Laser light source device and surface inspection apparatus using it
Publication number
20040095572
Publication date
May 20, 2004
KABUSHIKI KAISHA TOPCON
Yoichiro Iwa
G02 - OPTICS