Kiyokazu Oikawa

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Tsukuba-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Bag-like separator, electrode separator assembly, and method of pro...
- Patent number 8,497,032
- Issue date Jul 30, 2013
- NEC Corporation
- Kiyokazu Oikawa
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Film-covered electric device having pressure release opening
- Patent number 7,579,111
- Issue date Aug 25, 2009
- NEC Corporation
- Masatomo Mizuta
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Film-covered electric device having pressure release opening
- Patent number 7,267,906
- Issue date Sep 11, 2007
- NEC Corporation
- Masatomo Mizuta
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Patents Applicationslast 30 patents

Information Patent Application
BAG-LIKE SEPARATOR, ELECTRODE SEPARATOR ASSEMBLY, AND METHOD OF PRO...
- Publication number 20130280582
- Publication date Oct 24, 2013
- Kiyokazu Oikawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
BAG-LIKE SEPARATOR, ELECTRODE SEPARATOR ASSEMBLY, AND METHOD OF PRO...
- Publication number 20100099021
- Publication date Apr 22, 2010
- NEC Corporation
- Kiyokazu Oikawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
FILM-COVERED ELECTRIC DEVICE HAVING PRESSURE RELEASE OPENING
- Publication number 20080008936
- Publication date Jan 10, 2008
- NEC LAMILION ENERGY, LTD.
- Masatomo Mizuta
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Film-covered electric device having pressure release opening
- Publication number 20050158622
- Publication date Jul 21, 2005
- NEC LAMILION ENERGY, LTD.
- Masatomo Mizuta
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...