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Electrochemical cell
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Patent number 5,536,594
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Issue date Jul 16, 1996
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Programme 3 Patent Holdings
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Roy C. Galloway
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H01 - BASIC ELECTRIC ELEMENTS
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Method of making spinel compounds
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Patent number 5,525,561
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Issue date Jun 11, 1996
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Programme 3 Patent Holdings
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Arnold Van Zyl
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Solid electrolyte ceramic
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Patent number 5,518,975
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Issue date May 21, 1996
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Programme 3 Patent Holdings
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Arnold Van Zyl
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Electrochemical cell
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Patent number 5,476,733
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Issue date Dec 19, 1995
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Programme 3 Patent Holdings
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Johan Coetzer
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H01 - BASIC ELECTRIC ELEMENTS
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Electrochemical cell
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Patent number 5,476,732
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Issue date Dec 19, 1995
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Programme 3 Patent Holdings
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Johan Coetzer
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H01 - BASIC ELECTRIC ELEMENTS
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Electrochemical cell
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Patent number 5,472,806
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Issue date Dec 5, 1995
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Programme 3 Patent Holdings
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Anthony A. Meintjes
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H01 - BASIC ELECTRIC ELEMENTS
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Electrochemical cell
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Patent number 5,279,908
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Issue date Jan 18, 1994
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Programme 3 Patent Holdings
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Roger J. Bones
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H01 - BASIC ELECTRIC ELEMENTS
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Electrolyte holder
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Patent number 5,269,988
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Issue date Dec 14, 1993
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Programme 3 Patent Holdings
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Johan Coetzer
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B28 - WORKING CEMENT, CLAY, OR STONE
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Electrochemical cells
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Patent number 5,230,968
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Issue date Jul 27, 1993
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Programme 3 Patent Holdings
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Roger J. Bones
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H01 - BASIC ELECTRIC ELEMENTS
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Electrochemical cell
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Patent number 5,187,029
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Issue date Feb 16, 1993
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Programme 3 Patent Holdings
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Johan Coetzer
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H01 - BASIC ELECTRIC ELEMENTS