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Alloy materials
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Patent number 6,475,311
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Issue date Nov 5, 2002
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American Superconductor Corporation
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Leslie G. Fritzemeier
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Alloy materials
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Patent number 6,458,223
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Issue date Oct 1, 2002
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American Superconductor Corporation
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Cornelis Leo Hans Thieme
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B22 - CASTING POWDER METALLURGY
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Substrates for superconductors
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Patent number 6,428,635
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Issue date Aug 6, 2002
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American Superconductor Corporation
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Leslie G. Fritzemeier
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C30 - CRYSTAL GROWTH
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High texture factor
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Patent number 6,331,675
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Issue date Dec 18, 2001
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American Superconductor Corporation
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Qi Li
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B22 - CASTING POWDER METALLURGY
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