| Patents for B63H 11 - Effecting propulsion by jets, i.e. reaction principle (3,225) |
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| 01/14/1992 | US5080032 Monohull fast sealift or semi-planing monohull ship |
| 01/11/1992 | CA2044349A1 Water drawing and guiding device for jet-propelled gliding boats |
| 01/09/1992 | WO1992000221A1 Hydraulic pulse jet apparatus |
| 01/08/1992 | EP0464739A1 Water jet propulsion for ships used in low water depths |
| 01/08/1992 | EP0442899A4 Vane-type thrust vectoring nozzle |
| 01/05/1992 | CA2046157A1 Water-jet propulsion system for ships which are intended to be used in shallow waters |
| 01/02/1992 | EP0365549B1 Reversing device of a jet propulsion assembly for a ship |
| 12/17/1991 | US5072579 Marine vessel thruster |
| 12/11/1991 | EP0460373A1 Water jet propulsion boat |
| 11/26/1991 | US5067918 Reverse thruster for water jet propulsion |
| 11/05/1991 | US5062815 Shift control for small watercraft |
| 10/30/1991 | EP0453567A1 Thrust generator |
| 10/23/1991 | EP0453101A1 Marine vessel thruster |
| 10/23/1991 | EP0452538A1 Jet drive for ships and airplanes and also pumps |
| 09/17/1991 | US5049096 Vaned diverter nozzle for jet boats |
| 09/10/1991 | US5046973 Boat propeller |
| 09/03/1991 | US5045004 Turbo-hydroduct propulsion system |
| 09/03/1991 | US5045003 Water jet propelling system |
| 09/03/1991 | US5045002 Jet propulsion assembly for ships |
| 09/03/1991 | CA1288293C Advanced steering and propulsion system for ships |
| 08/29/1991 | DE4005638A1 Watercraft operated by muscular force - is of surfboard or catamaran format and incorporates compressed air piston system |
| 08/28/1991 | EP0442899A1 Vane-type thrust vectoring nozzle. |
| 07/17/1991 | EP0436688A1 Process and device for propelling watercraft. |
| 07/11/1991 | WO1991009773A1 Process for operating a water-jet drive for water craft and arrangement for implementing the process |
| 07/04/1991 | DE4033674A1 Verfahren zum betrieb eines wasserstrahlantriebs fuer wasserfahrzeuge und anordnung zur durchfuehrung des verfahrens A method of operating a water jet propulsion for watercraft and arrangement for implementing the method |
| 07/04/1991 | DE3942673A1 Water jet propulsion for marine craft - has pump with pivoting inlet guide vanes to vary water flow |
| 07/04/1991 | DE3942672A1 Marine craft jet drive - has pump with two rotors rotating in opposite directions |
| 06/27/1991 | DE3936598A1 Water-jet propulsion for boat - has thruster accessed through radial hatch and with controlled thrust deflectors |
| 05/30/1991 | WO1991007806A1 Thrust generator |
| 05/29/1991 | EP0428652A1 Process and device for marine propulsion. |
| 05/08/1991 | EP0426604A1 New power ship and vessel and/or fluid propulsory systems with new thrust hydrodynamic reaction wheels and/or new thrust hydrodynamic axial flow reaction turbines |
| 05/08/1991 | DE3936899A1 Rudder for steering ship - is hollow with underwater gas discharge nozzle generating thrust |
| 05/02/1991 | WO1991005695A1 Monohull fast sealift or semi-planing monohull ship |
| 05/02/1991 | DE4029443A1 MHD-turbojet equipment for ships - with liq. hydrogen-colled high temp. superconductor elements |
| 04/25/1991 | DE3934707A1 Propulsion for sailing yacht - involves flaps to direct thrust in either direction |
| 04/24/1991 | EP0423901A1 System for stabilizing a ship |
| 04/18/1991 | WO1991004907A1 Underwater jet propulsion system |
| 04/17/1991 | EP0321501B1 Boat propeller |
| 04/16/1991 | US5007870 Jet propulsion craft provided with exhaust noise eliminating apparatus |
| 04/03/1991 | CN1012265B Water spraying driving device for water transport means |
| 03/27/1991 | CN1012152B Centrifugal pressure expanding propeller |
| 03/20/1991 | EP0250473B1 Device for producing a forward drive force |
| 02/27/1991 | EP0414627A1 Jet propulsion system for ships |
| 02/21/1991 | WO1991001915A1 Process and device for propelling watercraft |
| 02/19/1991 | US4993977 Water jet propulsion module |
| 02/19/1991 | US4993349 Propulsion for boats consisting of jets of air drawn into a pair of longitudinal channels under the hull |
| 02/12/1991 | US4992065 Reversing device of a jet propulsion assembly for a ship |
| 01/16/1991 | EP0270544B1 Fluid propulsion device with conditioned inertia |
| 12/27/1990 | WO1990015753A1 Water jet propulsion module |
| 12/27/1990 | WO1990015751A1 Integrated propulsion and hydrafoil system |
| 12/26/1990 | CN1010932B Driving apparatus for especially shallow draft transporting tool in water |
| 12/25/1990 | US4979917 Marine propulsion device with gaseous boundry layer for a thrust jet flow stream exhibiting stealth and ice lubrication properties |
| 12/04/1990 | US4974539 Integrated propulsion and hydrofoil system |
| 11/29/1990 | WO1990014265A1 Process and device for marine propulsion |
| 11/29/1990 | DE3916882A1 Driving marine vessel using force on charge carriers in ambient water - flowing through pipe in which electric and magnetic fields are generated |
| 11/28/1990 | EP0399343A1 Impeller for turbo pump for water jet propulsion machinery, and turbo pump including same impeller |
| 11/22/1990 | DE4004514A1 Ducted propeller for aircraft or ship - has axially sliding cones to vary effective areas of duct inlet and outlet |
| 11/20/1990 | US4971584 Water jet propelling vessel |
| 11/14/1990 | EP0315625B1 Propulsion for boats consisting of jets of air drawn into a pair of longitudinal channels under the hull |
| 10/25/1990 | DE3912910A1 Jet-propulsion unit for boat or aircraft - comprises rotary jet pipe with internal auger or blades forming driving members |
| 10/06/1990 | WO1990011928A1 Propulsion system suitable for use on watercraft |
| 10/06/1990 | CA2049939A1 Propulsion system suitable for use on watercraft |
| 09/25/1990 | CA1274424A1 Marine propulsion unit |
| 09/12/1990 | EP0386760A2 Water jet propulsion unit |
| 09/05/1990 | CN1045159A Power source of superpressure delivering and spraying water for 10,000 tons water channel |
| 09/04/1990 | US4954106 Aquatic sports device |
| 08/21/1990 | US4949662 Steering device for small sized jet propulsion boat |
| 08/16/1990 | EP0381933A1 Throttle operating device for jet-propelled small-sized boats |
| 08/01/1990 | CN2059905U Steam power propulsor for toy ship |
| 07/24/1990 | US4942838 Inflatable watercraft with portable engine package |
| 07/17/1990 | US4941802 Multi-bladed propulsion apparatus |
| 06/13/1990 | DE3841294A1 Hydro-jet propulsion for watercraft |
| 05/29/1990 | US4929200 Vessel provided with at least one water jet propulsion unit |
| 05/15/1990 | US4925408 Intake and pump assembly for aquatic vehicle |
| 05/15/1990 | CA1268998A1 Propulsion for boats consisting of jets of air drawn into a pair of longitudinal channels under the hull |
| 05/02/1990 | EP0365549A1 Reversing device of a jet propulsion assembly for a ship. |
| 04/26/1990 | DE3839967A1 Torque force converter |
| 04/25/1990 | CN1041571A Principle for restraining tubing boat |
| 04/18/1990 | EP0363412A1 Jet propulsion assembly for ships. |
| 04/17/1990 | US4917637 Waterjet propulsion system for watercraft |
| 04/17/1990 | US4916967 Throttle operating device for jet-propelled small-sized boats |
| 02/20/1990 | US4902254 Propulsion device with conditioned inertia |
| 02/14/1990 | EP0354402A1 Steering of vessels |
| 02/07/1990 | CN1039470A Contrifugal pressure expanding propeller |
| 02/06/1990 | US4897995 Liquid turbojet engine |
| 01/25/1990 | DE3824443A1 Propulsion system for shallow-draught vessels |
| 12/28/1989 | WO1989012741A1 Vane-type thrust vectoring nozzle |
| 10/19/1989 | WO1989009724A1 Magnetohydrodynamic propulsion arrangements |
| 10/10/1989 | US4872858 Outboard jet propulsion device |
| 09/05/1989 | US4863404 Jet propulsion and stabilization means for ships |
| 07/25/1989 | US4850909 Outboard jet foot protector |
| 07/25/1989 | US4850908 Drawing away device of bilge water for water jet propulsion |
| 07/20/1989 | DE3800560A1 Water-jet propulsion for shallow-draught vessels |
| 07/04/1989 | US4843814 Assembly for producing a propulsive force |
| 06/28/1989 | EP0321501A1 Boat propeller. |
| 06/13/1989 | US4838821 Drive mechanism particularly for flat-bottomed watercrafts |
| 06/13/1989 | US4838819 Marine propulsion unit |
| 05/24/1989 | EP0317431A1 Ship equipped with at least one jet propulsion |
| 05/23/1989 | US4832642 Outboard boat propulsion installation |
| 05/23/1989 | US4832632 Method and apparatus for generating a high plume of water behind a marine craft |