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Magnetic suspension system
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Patent number 4,700,094
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Issue date Oct 13, 1987
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The Charles Stark Draper Laboratory, Inc.
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James R. Downer
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Self-regulating energy storage system
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Patent number 4,617,507
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Issue date Oct 14, 1986
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The Charles Stark Draper Laboratory, Inc.
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David B. Eisenhaure
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Saturable reactor limiter for current
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Patent number 4,152,637
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Issue date May 1, 1979
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The Charles Stark Draper Laboratory, Inc.
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George A. Oberbeck
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Saturable reactor current limiter
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Patent number 4,122,385
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Issue date Oct 24, 1978
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The Charles Stark Draper Laboratory, Inc.
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George A. Oberbeck
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Saturable reactor current limiter
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Patent number 4,031,457
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Issue date Jun 21, 1977
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The Charles Stark Draper Laboratory, Inc.
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George A. Oberbeck
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER