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Magnet to magnet couplings and drives
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Patent number 10,305,360
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Issue date May 28, 2019
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MagnaDrive Corporation
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Rian Rustvold
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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AC/DC stepped drive system
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Patent number 5,306,996
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Issue date Apr 26, 1994
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Tai-Her Yang
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Printed circuit motor
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Patent number 5,304,886
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Issue date Apr 19, 1994
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Tai-Her Yang
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Exercise dynamometer
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Patent number 5,267,925
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Issue date Dec 7, 1993
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Boyd Control Systems, Inc.
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Robert L. Boyd
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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2520696
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Patent number 2,520,696
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Issue date Aug 29, 1950
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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2363377
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Patent number 2,363,377
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Issue date Nov 21, 1944
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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2311684
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Patent number 2,311,684
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Issue date Feb 23, 1943
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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2249671
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Patent number 2,249,671
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Issue date Jul 15, 1941
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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2221982
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Patent number 2,221,982
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Issue date Nov 19, 1940
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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2137530
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Patent number 2,137,530
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Issue date Nov 22, 1938
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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2050673
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Patent number 2,050,673
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Issue date Aug 11, 1936
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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1995605
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Patent number 1,995,605
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Issue date Mar 26, 1935
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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1890015
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Patent number 1,890,015
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Issue date Dec 6, 1932
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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1754675
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Patent number 1,754,675
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Issue date Apr 15, 1930
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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1623669
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Patent number 1,623,669
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Issue date Apr 5, 1927
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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1266303
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Patent number 1,266,303
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Issue date May 14, 1918
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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687623
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Patent number 687,623
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Issue date Nov 26, 1901
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER