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Takanobu Shiokawa
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Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Method for forming optical coating and optical element having such...
Patent number
8,658,243
Issue date
Feb 25, 2014
Ricoh Imaging Company, Ltd.
Kazuhiro Yamada
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method for forming anti-reflection coating and optical element
Patent number
8,586,144
Issue date
Nov 19, 2013
Pentax Ricoh Imaging Company, Ltd.
Mineta Suzuki
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Optical low-pass filter and imaging apparatus having same
Patent number
8,289,617
Issue date
Oct 16, 2012
Pentax Ricoh Imaging Company, Ltd.
Kazuhiro Yamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Anti-reflection coating and its production method
Patent number
8,231,966
Issue date
Jul 31, 2012
Keio University
Hiroaki Imai
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Production method of silica aerogel film, anti-reflection coating a...
Patent number
7,931,940
Issue date
Apr 26, 2011
Hoya Corporation
Mineta Suzuki
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Capsule endoscope
Patent number
7,585,275
Issue date
Sep 8, 2009
Hoya Corporation
Yukio Kubota
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
Information
Patent Application
ANTI-REFLECTION COATING, OPTICAL MEMBER COMPRISING IT, AND EXCHANGE...
Publication number
20100027123
Publication date
Feb 4, 2010
KEIO UNIVERSITY
Hiroaki IMAI
G02 - OPTICS
Information
Patent Application
METHOD FOR FORMING ANTI-REFLECTION COATING AND OPTICAL ELEMENT
Publication number
20090244709
Publication date
Oct 1, 2009
HOYA CORPORATION
Mineta SUZUKI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
ANTI-REFLECTION COATING AND ITS PRODUCTION METHOD
Publication number
20090220774
Publication date
Sep 3, 2009
KEIO UNIVERSITY
Hiroaki IMAI
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
METHOD FOR FORMING OPTICAL COATING AND OPTICAL ELEMENT HAVING SUCH...
Publication number
20090098409
Publication date
Apr 16, 2009
HOYA CORPORATION
Kazuhiro YAMADA
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
PRODUCTION METHOD OF SILICA AEROGEL FILM, ANTI-REFLECTION COATING A...
Publication number
20090087665
Publication date
Apr 2, 2009
HOYA CORPORATION
Mineta SUZUKI
G02 - OPTICS
Information
Patent Application
OPTICAL LOW-PASS FILTER AND IMAGING APPARATUS HAVING SAME
Publication number
20090009857
Publication date
Jan 8, 2009
HOYA CORPORATION
Kazuhiro Yamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
FINDER OPTICAL SYSTEM AND SINGLE-LENS REFLEX CAMERA HAVING SAME
Publication number
20090010636
Publication date
Jan 8, 2009
HOYA CORPORATION
Kazuhiro YAMADA
G02 - OPTICS
Information
Patent Application
POLARIZED LIGHT EMITTING DEVICE
Publication number
20080259242
Publication date
Oct 23, 2008
PENTAX CORPORATION
Toru Chiba
G02 - OPTICS
Information
Patent Application
TRANSPARENT DISPLAY
Publication number
20080055535
Publication date
Mar 6, 2008
PENTAX CORPORATION
Toru Chiba
G02 - OPTICS
Information
Patent Application
TRANSPARENT DISPLAY AND CAMERA
Publication number
20070274701
Publication date
Nov 29, 2007
PENTAX CORPORATION
Toru Chiba
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
LUMINESCENT DISPLAY DEVICE, VIEWFINDER DEVICE AND OPTICAL DEVICE
Publication number
20070264525
Publication date
Nov 15, 2007
PENTAX CORPORATION
Toru Chiba
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Capsule endoscope
Publication number
20060170328
Publication date
Aug 3, 2006
PENTAX CORPORATION
Yukio Kubota
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Light emitting display device and method of driving the same
Publication number
20060139238
Publication date
Jun 29, 2006
PENTAX CORPORATION
Toru Chiba
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
Organic electroluminescent device and process for producing this same
Publication number
20060097630
Publication date
May 11, 2006
PENTAX CORPORATION
Takanobu Shiokawa
H01 - BASIC ELECTRIC ELEMENTS