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Masaru Nakamura
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Tsukuba, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Lens material, optical electronic component and optical electronic...
Patent number
7,999,983
Issue date
Aug 16, 2011
National Institute for Materials Science
Makoto Kumatoriya
G02 - OPTICS
Information
Patent Grant
Optical device and method of manufacturing the same
Patent number
7,985,294
Issue date
Jul 26, 2011
Sumitomo Osaka Cement Co., Ltd.
Futoshi Yamamoto
G02 - OPTICS
Information
Patent Grant
Method of inverting polarization by controlling defect density or d...
Patent number
7,446,930
Issue date
Nov 4, 2008
National Institute for Materials Science
Kenji Kitamura
G02 - OPTICS
Information
Patent Grant
Wavelength conversion element having multi-gratings and light gener...
Patent number
7,403,327
Issue date
Jul 22, 2008
National Institute for Materials Science
Kenji Kitamura
G02 - OPTICS
Information
Patent Grant
Holographic recording medium and holographic recording/reproducing...
Patent number
6,856,433
Issue date
Feb 15, 2005
Pioneer Corporation
Hideki Hatano
G11 - INFORMATION STORAGE
Information
Patent Grant
Method for treating photorefractive effect of an optical device and...
Patent number
6,814,800
Issue date
Nov 9, 2004
National Institute for Materials Science
Kenji Kitamura
G02 - OPTICS
Information
Patent Grant
Optically functional device, single crystal substrate for the devic...
Patent number
6,747,787
Issue date
Jun 8, 2004
National Institute for Research in Inorganic Materials
Yasunori Furukawa
G02 - OPTICS
Information
Patent Grant
Optically functional device, single crystal substrate for the devic...
Patent number
6,624,923
Issue date
Sep 23, 2003
National Institute for Research in Inorganic Materials
Yasunori Furukawa
G02 - OPTICS
Information
Patent Grant
Production method of ferro-electric crystals having periodically-po...
Patent number
6,565,648
Issue date
May 20, 2003
Mitsubishi Cable Industries, Ltd.
Masaru Nakamura
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
LENS MATERIAL, OPTICAL ELECTRONIC COMPONENT AND OPTICAL ELECTRONIC...
Publication number
20090108232
Publication date
Apr 30, 2009
National Institute for Materials Science
Makoto KUMATORIYA
C30 - CRYSTAL GROWTH
Information
Patent Application
Wavelength conversion element having multi-gratings and light gener...
Publication number
20070127107
Publication date
Jun 7, 2007
NATIONAL INSTITUTE FOR MATERIALS SCIENCE
Kenji Kitamura
G02 - OPTICS
Information
Patent Application
Method of inverting polarization by controlling defect density or d...
Publication number
20070053054
Publication date
Mar 8, 2007
National Institute for Materials Science
Kenji Kitamura
G02 - OPTICS
Information
Patent Application
Optical device and method of manufacturing the same
Publication number
20070014014
Publication date
Jan 18, 2007
Sumitomo Osaka Cement Co., Ltd.
Futoshi Yamamoto
G02 - OPTICS
Information
Patent Application
Ferroelectric material, two-color holographic recording medium, and...
Publication number
20040234867
Publication date
Nov 25, 2004
PIONEER CORPORATION
Hideki Hatano
G11 - INFORMATION STORAGE
Information
Patent Application
Method for treating photorefractive effect of an optical device and...
Publication number
20040173138
Publication date
Sep 9, 2004
NATIONAL INSTITUTE FOR MATERIALS SCIENCE
Kenji Kitamura
G02 - OPTICS
Information
Patent Application
Holographic recording medium and holographic recording/reproducing...
Publication number
20040120020
Publication date
Jun 24, 2004
PIONEER CORPORATION
Hideki Hatano
G11 - INFORMATION STORAGE
Information
Patent Application
Pretreatment method for hologram recording medium
Publication number
20030064294
Publication date
Apr 3, 2003
Independent Administrative Institution National Institute for Materials Science
Kenji Kitamura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Optically functional device, single crystal substrate for the devic...
Publication number
20020033993
Publication date
Mar 21, 2002
NATIONAL INSTITUTE FOR RESEARCH IN INORGANIC MATERIALS
Yasunori Furukawa
G02 - OPTICS
Information
Patent Application
Optically functional device, single crystal substrate for the devic...
Publication number
20020024716
Publication date
Feb 28, 2002
NATIONAL INSTITUTE FOR RESEARCH IN INORGANIC MATERIALS
Yasunori Furukawa
G02 - OPTICS