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Kozo Kajita
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Ibaraki, JP
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last 30 patents
Information
Patent Grant
Organic electrolyte solution type cell
Patent number
5,356,736
Issue date
Oct 18, 1994
Hitachi Maxell, Ltd.
Fusaji Kita
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electrode alloy having decreased hydrogen overpressure and/or low s...
Patent number
5,238,756
Issue date
Aug 24, 1993
Ovonic Battery Company
Michael A. Fetcenko
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method of charging secondary batteries
Patent number
5,140,252
Issue date
Aug 18, 1992
Hitachi Maxell, Ltd.
Masanobu Kizu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Organic electrolyte solution type cell
Patent number
5,085,954
Issue date
Feb 4, 1992
Hitachi Maxell, Ltd.
Fusaji Kita
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Non-aqueous electrochemical cell
Patent number
4,888,255
Issue date
Dec 19, 1989
Hitachi Maxell, Ltd.
Kazumi Yoshimitsu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Lithium secondary battery
Patent number
4,808,499
Issue date
Feb 28, 1989
Hitachi Maxell, Ltd.
Ryo Nagai
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Silver oxide cell and its manufacture
Patent number
4,247,606
Issue date
Jan 27, 1981
Hitachi Maxell, Ltd.
Yoshio Uetani
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Silver(II) oxide cell and its manufacture
Patent number
4,101,719
Issue date
Jul 18, 1978
Hitachi Maxell, Ltd.
Yoshio Uetani
H01 - BASIC ELECTRIC ELEMENTS