| Patents for B63H 19 - Effecting propulsion of vessels, not otherwise provided for (683) |
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| 09/27/1994 | US5350966 Fluid forcing and acoustical interaction device |
| 08/03/1994 | EP0504221B1 A propulsion device for a watercraft |
| 07/13/1994 | EP0606194A2 Underwater propulsion method and apparatus |
| 05/11/1994 | WO1994010029A1 A device for extracting energy from moving water particles |
| 05/10/1994 | CA2017718C Multi-bladed propulsion apparatus |
| 03/29/1994 | US5298818 Thrust generator |
| 10/05/1993 | US5249990 Method and apparatus for the propulsion of water vehicles |
| 09/29/1993 | EP0436688B1 Process and device for propelling watercraft |
| 09/16/1993 | DE4229869C1 Pontoon anchoring system allowing movement between opposing river banks - uses variable length anchoring cable between pontoon and anchoring points on opposite river banks |
| 06/09/1993 | CN1072896A Bionic boat |
| 06/03/1993 | DE4139544A1 Propulsion aiding device for ships with propellers - has ice cutter on front sides of ship and series of wheels attached outwards from main body which are raised and lowered on articulated arms |
| 12/08/1992 | CA2044131A1 Symmarine drive board |
| 09/23/1992 | EP0504221A1 A propulsion device for a watercraft. |
| 09/02/1992 | EP0500970A1 Thrust generator |
| 08/27/1992 | DE4105318A1 Auxiliary propulsion drive for sailing yacht - uses electric motor coupled to battery recharged via IC engine, solar cells and wind or water powered turbine |
| 06/03/1992 | EP0487744A1 Underwater linear transport system |
| 04/02/1992 | WO1992005621A1 Thrust generator |
| 01/14/1992 | CA1294179C Ice breaker |
| 12/26/1991 | WO1991019621A1 Underwater linear transport system |
| 07/17/1991 | EP0436688A1 Process and device for propelling watercraft. |
| 06/13/1991 | WO1991008139A1 A propulsion device for a watercraft |
| 05/02/1991 | DE3936280A1 Aquaplane for stern of marine vessel - has adjustable mountings to generate thrust from stern wave of vessel |
| 04/09/1991 | US5006082 Actuating-device for small-type air-feeded water floaters |
| 03/06/1991 | CN1049634A Propulsion device of shipping vessels |
| 02/21/1991 | WO1991001915A1 Process and device for propelling watercraft |
| 02/19/1991 | US4993349 Propulsion for boats consisting of jets of air drawn into a pair of longitudinal channels under the hull |
| 02/19/1991 | US4993348 Apparatus for harvesting energy and other necessities of life at sea |
| 02/07/1991 | DE3925387A1 Muscle powered propulsion system - generates jets of compressed air which are directed rearwards |
| 12/19/1990 | CN1047832A Method for increasing transport capacity of ships by using hydraulic machine |
| 11/29/1990 | DE3916902A1 Utilisation of power of sea waves aboard ship - involves set of hinge blades oscillated by action of waves |
| 11/28/1990 | EP0399090A2 Float for hydraulic engineering works |
| 11/21/1990 | CN2066081U Device directly using river and sea moving water energy |
| 11/14/1990 | EP0315625B1 Propulsion for boats consisting of jets of air drawn into a pair of longitudinal channels under the hull |
| 09/11/1990 | US4955832 Vehicle propulsion system |
| 08/30/1990 | DE3905834A1 Drive device for boats, especially fishing boats |
| 07/17/1990 | US4941802 Multi-bladed propulsion apparatus |
| 05/15/1990 | CA1268998A1 Propulsion for boats consisting of jets of air drawn into a pair of longitudinal channels under the hull |
| 05/10/1990 | DE4000328A1 Twin-keel ship - has water rams between keels, driving hydraulic pumps supplying generator-driving motors |
| 02/21/1990 | CN1006877B Pole propulsion device of a boat and the engineering boat thereof |
| 11/15/1989 | EP0225363B1 Propulsion of ships |
| 09/13/1989 | CN1035549A Oscillation-converting mode of full-automatic self-propelled vehicle |
| 06/27/1989 | US4842560 Wave powered propulsion system for watercraft |
| 05/17/1989 | EP0315625A1 Propulsion for boats consisting of jets of air drawn into a pair of longitudinal channels under the hull. |
| 01/31/1989 | US4800831 Ice breaker |
| 10/26/1988 | CN86202413U Air-pocket type propeller for aquatic sports |
| 10/20/1988 | DE3710809A1 Gas jet backflow nozzle |
| 03/09/1988 | CN86105471A Pole propulsion device of a boat and the engineering boat thereof |
| 02/16/1988 | CA1232796A1 Propulsion system for a water-borne vessel |
| 02/11/1988 | WO1988000903A1 Propulsion for boats consisting of jets of air drawn into a pair of longitudinal channels under the hull |
| 01/13/1988 | EP0252733A1 A propulsion system for a water borne vessel |
| 12/22/1987 | US4713896 Inshore submersible amphibious machines |
| 10/01/1987 | DE3610520A1 Propulsion system for floating bodies |
| 08/04/1987 | US4684350 Wave-propelled marine vessel |
| 07/30/1987 | WO1987004401A1 Wave energy devices |
| 03/12/1987 | EP0205432A4 Propulsion apparatus. |
| 01/15/1987 | DE3524616A1 Water vehicle |
| 12/30/1986 | EP0205432A1 Propulsion apparatus |
| 12/04/1986 | WO1986007029A1 Propulsion of ships |
| 11/05/1986 | EP0199725A1 Boat powered by sea waves |
| 05/22/1986 | WO1986002903A1 Boat powered by sea waves |
| 08/29/1985 | WO1985003743A1 Propulsion apparatus |
| 11/06/1984 | US4481002 Boat powered by sea waves |
| 08/09/1983 | US4397370 Surf service vehicle |
| 02/01/1983 | US4371347 Wave motor, especially for propulsion of boats |
| 08/24/1982 | CA1130145A1 Wave motor, especially for propulsion of boats |
| 08/10/1982 | US4343098 Apparatus for mining nodules beneath the sea |
| 08/03/1982 | US4342164 Counterbalancing hydraulic system |
| 06/29/1982 | US4337052 Wave energy propelling marine ship |
| 06/15/1982 | US4334873 Iceberg propulsion system |
| 06/01/1982 | US4332571 Wave motors |
| 01/05/1982 | CA1115602A1 Wave motors |
| 02/11/1981 | EP0023501A1 Device for exploiting the wave energy of lakes and seas |
| 11/11/1980 | CA1089500A1 Method of exploitation of a nodule deposit on a sea floor and a device for carrying out said method |
| 11/04/1980 | US4231171 Method and apparatus for mining nodules from beneath the sea |
| 08/21/1980 | WO1980001674A1 Device for exploiting the wave energy of lakes and seas |
| 06/05/1979 | US4157229 Under-ice traveling shelter system |
| 03/06/1979 | US4142818 Device for travelling along the basin and sea bottom |
| 01/31/1978 | US4070982 Cylinder-driven marine propulsion system |
| 07/05/1977 | US4033056 Spud guide means in a dredging vessel |
| 06/21/1977 | US4030305 Method of moving a floating body into a predetermined float path |
| 09/07/1976 | US3978814 Air nozzle controlled marine propulsion system |
| 03/09/1976 | US3942465 Vehicle adapted to be advanced in a fluid |
| 01/06/1976 | US3930450 Boat ride for amusement park |