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Patents Grants
last 30 patents
Information
Patent Grant
Alkaline zinc secondary cell and method for preparation thereof
Patent number
7,153,607
Issue date
Dec 26, 2006
Matsushita Electric Industrial Co., Ltd.
Chiaki Iwakura
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Non-aqueous electrolyte secondary battery and method for manufactur...
Patent number
6,733,927
Issue date
May 11, 2004
Matsushita Electric Industrial Co., Ltd.
Hideharu Takezawa
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Positive electrode and lithium battery using the same
Patent number
6,576,370
Issue date
Jun 10, 2003
Matsushita Electric Industrial Co., Ltd.
Yasushi Nakagiri
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nickel positive electrode for alkaline storage batteries
Patent number
6,562,516
Issue date
May 13, 2003
Matsushita Electric Industrial Co., Ltd.
Kazuhiro Ohta
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Non-aqueous electrolyte secondary battery
Patent number
6,544,687
Issue date
Apr 8, 2003
Matsushita Electric Industrial Co., Ltd.
Toshitada Sato
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Active material for hydrogen storage alloy electrode and method for...
Patent number
6,444,361
Issue date
Sep 3, 2002
Matsushita Electric Industrial Co., Ltd.
Katsunori Komori
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Non-aqueous electrolyte secondary battery
Patent number
6,423,448
Issue date
Jul 23, 2002
Matsushita Electric Industrial Co., Ltd.
Toshitada Sato
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Hydrogen storage alloy electrode and method for manufacturing the same
Patent number
6,309,779
Issue date
Oct 30, 2001
Matsushita Electric Industrial Co., Ltd.
Yoichiro Tsuji
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for producing nickel positive electrode for alkaline storage...
Patent number
6,287,726
Issue date
Sep 11, 2001
Matsushita Electric Industrial Co., Ltd.
Kazuhiro Ohta
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Non-aqueous electrolyte secondary battery
Patent number
6,270,923
Issue date
Aug 7, 2001
Matsushita Electric Industrial Co., Ltd.
Yasuhiko Bito
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Non-aqueous electrolyte secondary battery
Patent number
6,265,111
Issue date
Jul 24, 2001
Matsushita Electric Industrial Co., Ltd.
Yasuhiko Bito
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Non-aqueous electrolyte secondary battery
Patent number
6,150,053
Issue date
Nov 21, 2000
Matsushita Electric Industrial Co., Ltd.
Toshihide Murata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for detecting fully charged condition of secondary battery a...
Patent number
6,144,188
Issue date
Nov 7, 2000
Matsushita Electric Industrial Co., Ltd.
Yukihiro Okada
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Non-aqueous electrolyte secondary battery
Patent number
6,124,057
Issue date
Sep 26, 2000
Matsushita Electric Industrial Co., Ltd.
Shuji Ito
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nickel hydroxide positive electrode active material having a surfac...
Patent number
6,066,416
Issue date
May 23, 2000
Matsushita Electric Industrial Co., Ltd.
Yukihiro Okada
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Hydrogen storage alloy electrode
Patent number
6,048,644
Issue date
Apr 11, 2000
Matsushita Electric Industrial Co., Ltd.
Yoichiro Tsuji
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nonaqueous electrolyte secondary battery
Patent number
5,939,224
Issue date
Aug 17, 1999
Matsushita Electric Industrial Co, Ltd.
Yasuhiko Bito
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Active material and positive electrode for alkaline storage battery
Patent number
5,773,169
Issue date
Jun 30, 1998
Matsushita Electric Industrial Co., Ltd.
Hiromu Matsuda
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Hydrogen storage alloy and electrode therefrom
Patent number
5,753,054
Issue date
May 19, 1998
Matsushita Electric Industrial Co., Ltd.
Yoichiro Tsuji
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nickel positive electrode for alkaline storage battery and sealed n...
Patent number
5,744,259
Issue date
Apr 28, 1998
Matsushita Electric Industrial Co., Ltd.
Kazuhiro Ohta
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Hydrogen storage alloy and electrode therefrom
Patent number
5,738,736
Issue date
Apr 14, 1998
Matsushita Electric Industrial Co., Ltd.
Yoichiro Tsuji
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Nonaqueous electrolyte secondary battery, cathode active material a...
Patent number
5,716,737
Issue date
Feb 10, 1998
Matsushita Electric Industrial Co.
Masaki Hasegawa
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Alkaline storage battery
Patent number
5,656,396
Issue date
Aug 12, 1997
Matsushita Electric Industrial Co., Ltd.
Tadao Kimura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Non-aqueous electrolyte lithium secondary battery
Patent number
5,631,105
Issue date
May 20, 1997
Matsushita Electric Industrial Co., Ltd.
Masaki Hasegawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Non-aqueous electrolyte secondary battery and method for producing...
Patent number
5,629,109
Issue date
May 13, 1997
Matsushita Electric Industrial Co., Ltd.
Shuji Ito
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Positive electrode for non-aqueous electrolyte lithium secondary ba...
Patent number
5,609,975
Issue date
Mar 11, 1997
Matsushita Electric Industrial Co., Ltd.
Masaki Hasegawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for producing hydrogen storage alloy particles and sealed-ty...
Patent number
5,605,585
Issue date
Feb 25, 1997
Matsushita Electric Industrial Co., Ltd.
Osamu Yamamoto
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Process for producing a negative electrode for a storage battery wi...
Patent number
5,580,538
Issue date
Dec 3, 1996
Matsushita Electric Industrial Co., Ltd.
Yasuhiko Bito
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nickel positive electrode for alkaline storage battery and sealed n...
Patent number
5,571,636
Issue date
Nov 5, 1996
Matsushita Electric Industrial Co., Ltd.
Kazuhiro Ohta
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Hydrogen storage alloy and nickel-metal hydride storage battery usi...
Patent number
5,512,385
Issue date
Apr 30, 1996
Matsushita Electric Industrial Co., Ltd.
Katsunori Komori
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Akali zinc secondary cell and method for preparation thereof
Publication number
20020164530
Publication date
Nov 7, 2002
Chiaki Iwakura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Nickel positive electrode for alkaline storage batteries
Publication number
20010018148
Publication date
Aug 30, 2001
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
Kazuhiro Ohta
H01 - BASIC ELECTRIC ELEMENTS