-
Secondary cell
-
Patent number 4,879,192
-
Issue date Nov 7, 1989
-
Hitachi Ltd.
-
Shigeoki Nishimura
-
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
-
Secondary battery
-
Patent number 4,559,284
-
Issue date Dec 17, 1985
-
Showa Denko K.K.
-
Shigeoki Nishimura
-
H01 - BASIC ELECTRIC ELEMENTS
-
-
-
Primary battery
-
Patent number 4,259,415
-
Issue date Mar 31, 1981
-
Hitachi, Ltd.
-
Kohki Tamura
-
H01 - BASIC ELECTRIC ELEMENTS
-