B63J 2/10

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9862474 Ventilation apparatus of a drillshipJun 22, 11Jan 09, 18DAEWOO SHIPBUILDING & MARINE ENGINEERING CO., LTD., TRANSOCEAN SEDCO FOREX VENTURES LIMITED,
9676467 Watercraft for leisure useJul 17, 14Jun 13, 17YANMAR CO., LTD.
9376199 Polar vessel having a derrickJun 22, 11Jun 28, 16DAEWOO SHIPBUILDING & MARINE ENGINEERING CO., LTD., TRANSOCEAN SEDCO FOREX VENTURES LIMITED,
9205894 Sealed derrick structure for polar vesselsJun 22, 11Dec 08, 15DAEWOO SHIPBUILDING & MARINE ENGINEERING CO., LTD., TRANSOCEAN SEDCO FOREX VENTURES LIMITED,
8601967 Vent for a pontoon boat storage spaceJul 29, 11Dec 10, 13Avalon Pontoons
8312829 Boat hatch wind deflector systemAug 03, 10Nov 20, 12Not available