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Hetero-stiffness robotic device
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Patent number 11,685,491
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Issue date Jun 27, 2023
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City University of Hong Kong
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Yajing Shen
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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Unmanned undersand vehicle
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Patent number 11,498,652
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Issue date Nov 15, 2022
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United States of America as represented by the Secretary of the Navy
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Nghia X. Tran
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B60 - VEHICLES IN GENERAL
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Water turbine propeller
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Patent number 10,099,761
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Richard Hayman
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Screw drive vehicle
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Mattel, Inc.
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Vladimir Leonov
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A63 - SPORTS GAMES AMUSEMENTS
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Screw drive vehicle
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Patent number 6,966,807
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Mattel, Inc.
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Vladimir Leonov
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A63 - SPORTS GAMES AMUSEMENTS
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Boat
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Douglas F. McFarland
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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2755867
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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1646611
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B60 - VEHICLES IN GENERAL
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1458600
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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1296646
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT