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Kazuhiro Okamoto
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Miyagi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Heat-resistant microporous film and battery separator
Patent number
10,186,700
Issue date
Jan 22, 2019
Murata Manufacturing Co., Ltd.
Akiko Kakibe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Battery, separator, and laminated microporous film
Patent number
9,799,864
Issue date
Oct 24, 2017
Sony Corporation
Kazuhiro Okamoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Laminated microporous film, battery separator, and non-aqueous elec...
Patent number
9,502,703
Issue date
Nov 22, 2016
Sony Corporation
Kazuhiro Okamoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Heat-resistant microporous film and battery separator
Patent number
9,136,515
Issue date
Sep 15, 2015
Sony Corporation
Akiko Kakibe
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Magnetic recording medium
Patent number
6,136,410
Issue date
Oct 24, 2000
Sony Corporation
Kazuhiro Okamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording medium
Patent number
5,773,133
Issue date
Jun 30, 1998
Sony Corporation
Yuichi Sasaki
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
HEAT-RESISTANT MICROPOROUS FILM AND BATTERY SEPARATOR
Publication number
20150372278
Publication date
Dec 24, 2015
SONY CORPORATION
Akiko KAKIBE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HEAT-RESISTANT MICROPOROUS FILM AND BATTERY SEPARATOR
Publication number
20120202102
Publication date
Aug 9, 2012
SONY CORPORATION
Akiko Kakibe
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
LAMINATED MICROPOROUS FILM, BATTERY SEPARATOR, AND NON-AQUEOUS ELEC...
Publication number
20120148901
Publication date
Jun 14, 2012
SONY CORPORATION
Kazuhiro Okamoto
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
OPTICAL PACKAGE, METHOD OF MANUFACTURING THE SAME, BACKLIGHT, AND L...
Publication number
20090310060
Publication date
Dec 17, 2009
SONY CORPORATION
Miki Sudo
G02 - OPTICS