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OSAKA, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Lithium secondary battery
Patent number
6,905,796
Issue date
Jun 14, 2005
Matsushita Electric Industrial Co., Ltd.
Akiko Ishida
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Polymer electrolyte battery
Patent number
6,579,649
Issue date
Jun 17, 2003
Matsushita Electric Industrial Co., Ltd.
Makoto Tsutsue
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Fuel cell having a gasket with an adhesive layer
Patent number
6,316,139
Issue date
Nov 13, 2001
Matsushita Electric Industrial Co., Ltd.
Makoto Uchida
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Secondary battery or cell with a non-aqueous electrolyte
Patent number
6,294,291
Issue date
Sep 25, 2001
Matsushita Electric Industrial Co., Ltd.
Yoshiyuki Ozaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Design for an electrode
Patent number
6,242,260
Issue date
Jun 5, 2001
Matsushita Electric Industrial Co., Ltd.
Yasushi Sugawara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Fuel cell device
Patent number
6,215,272
Issue date
Apr 10, 2001
Matsushita Electric Industrial Co., Ltd.
Hideo Ohara
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Polymer electrolyte fuel cell
Patent number
6,194,094
Issue date
Feb 27, 2001
Matshushita Electric Industrial Co., Ltd.
Yasushi Sugawara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Polymer electrolyte and lithium polymer battery using the same
Patent number
6,165,645
Issue date
Dec 26, 2000
Matsushita Electric Industrial Co., Ltd.
Ken Nishimura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Secondary battery or cell with a non-aqueous electrolyte
Patent number
6,106,976
Issue date
Aug 22, 2000
Matsushita Electric Industrial Co., Ltd.
Yoshiyuki Ozaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Solid polymer type fuel cell and method for manufacturing the same
Patent number
6,060,187
Issue date
May 9, 2000
Matsushita Electric Industrial Co., Ltd.
Makoto Uchida
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Miniaturized fuel cell assembly
Patent number
6,057,051
Issue date
May 2, 2000
Matsushita Electric Industrial Co., Ltd.
Makoto Uchida
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Measuring method of the specific surface area available for reactio...
Patent number
5,866,423
Issue date
Feb 2, 1999
Matsushita Electric Industrial Co., Ltd.
Yasushi Sugawara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for manufacturing solid polymer electrolyte fuel cell
Patent number
5,723,173
Issue date
Mar 3, 1998
Matsushita Electric Industrial Co., Ltd.
Yuko Fukuoka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Cylindrical air-cell
Patent number
5,518,834
Issue date
May 21, 1996
Matsushita Electric Industrial Co., Ltd.
Hiroshi Yoshizawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Solid polymer type fuel cell and method for manufacturing the same
Patent number
5,474,857
Issue date
Dec 12, 1995
Matsushita Electric Industrial Co., Ltd.
Makoto Uchida
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Organic electrolyte cell with manganese dioxide cathode and a light...
Patent number
4,336,315
Issue date
Jun 22, 1982
Matsushita Electric Industrial Co., Ltd.
Nobuo Eda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Organic electrolyte battery
Patent number
4,172,927
Issue date
Oct 30, 1979
Matsushita Electric Industrial Co., Ltd.
Yoshinori Toyoguchi
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Polymer electrolyte fuel cell and preparation method for polymer el...
Publication number
20040101743
Publication date
May 27, 2004
Yasushi Sugawara
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Polymer electrolyte fuel cell and preparation method for polymer el...
Publication number
20040086760
Publication date
May 6, 2004
Yasushi Sugawara
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
POLYMER ELECTROLYTE BATTERY
Publication number
20020006548
Publication date
Jan 17, 2002
MAKOTO TSUTSUE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LITHIUM SECONDARY BATTERY
Publication number
20020006552
Publication date
Jan 17, 2002
AKIKO ISHIDA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Lithium polymer secondary battery
Publication number
20010041290
Publication date
Nov 15, 2001
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
Kenichi Morigaki
H01 - BASIC ELECTRIC ELEMENTS