| Patents for B63B 39 - Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude (2,431) |
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| 06/25/1992 | WO1992010398A1 Semi-submersible platform with porous pontoons |
| 06/02/1992 | US5118315 Method of and apparatus for controlling the angle of trim of marine propulsion unit |
| 05/19/1992 | US5113780 Automatic boat trim tab control |
| 05/19/1992 | CA1301276C Shallow water detector |
| 05/14/1992 | WO1992007755A1 Maneuvering apparatus and method for sailing vessel |
| 05/12/1992 | US5111767 Boat hulls |
| 03/25/1992 | EP0232359B1 Sailing boat |
| 03/24/1992 | US5098226 Apparatus and method for damping low frequency perturbations of marine structures |
| 03/19/1992 | WO1992004231A1 Compensation installation for the list of a ship |
| 03/17/1992 | US5095839 Reduce the roll/pitch of a floating vessel |
| 03/03/1992 | US5092260 Personal watercraft with brakes |
| 02/18/1992 | US5088431 Sailing vessels |
| 01/29/1992 | EP0468466A1 Water jet propulsion boat |
| 01/14/1992 | US5080034 Sea-pressured air pocket ship/barge design |
| 12/16/1991 | WO1991019641A1 Balancing system for a sailing boat |
| 12/16/1991 | CA2023748A1 Method and apparatus for water jet trim on boats |
| 11/20/1991 | CN1056282A Automatic regulator of spraying water from bilges for weakening transverse swinging |
| 11/12/1991 | US5063869 Wing type sailing yacht |
| 11/06/1991 | CN2088083U Vessel with stable cabins and toss-preventing air rings |
| 11/06/1991 | CN2088082U Universal device to decrease roll of vessel |
| 10/22/1991 | US5058520 Apparatus for influencing the position of a boat in water |
| 09/17/1991 | US5048449 Adjustable boat stabilizer |
| 09/11/1991 | EP0445922A1 Boat stabilizer |
| 08/13/1991 | US5038696 Ship's hull having monohull forebody and catamaran afterbody |
| 07/31/1991 | EP0438787A1 Procedure for the determination of the stability of loaded vessels |
| 07/31/1991 | EP0438505A1 Improved trim-tab control system for power boats |
| 07/25/1991 | DE4002028A1 Ship stability determining appts. - involves measuring inclination angle as test moment is varied by transversely shifting fluid in stabilising mix |
| 07/23/1991 | US5033694 Attitude control device for air or sea transportation craft |
| 07/09/1991 | US5029546 Method and apparatus for water jet trim on boats |
| 06/06/1991 | DE3939435A1 Damping pitching motion of yacht - involves elastically flexible float attached to stern end of keel |
| 05/28/1991 | US5018472 Horizontally moveable weight stabilizing device |
| 05/16/1991 | WO1991006466A1 Roll damping system |
| 05/07/1991 | US5012756 Floating construction |
| 04/24/1991 | EP0423901A1 System for stabilizing a ship |
| 04/17/1991 | EP0250524B1 Stability meter for floating objects |
| 04/11/1991 | DE3932812A1 Stabilised floating weapons platform - has wide floatation surface and deep keel, and propulsion unit or controlled buoyancy chambers |
| 03/13/1991 | CN2072943U Shipping cloth net for wind-proof and wave-proof |
| 01/22/1991 | US4986204 Oscillationless semisubmerged high-speed vessel |
| 01/08/1991 | US4982681 Floating marine structure of thin disc form |
| 12/27/1990 | WO1990015751A1 Integrated propulsion and hydrafoil system |
| 12/18/1990 | US4977847 Outboard/inboard engines |
| 12/18/1990 | US4977845 Boat propulsion and handling system |
| 12/04/1990 | US4974539 Integrated propulsion and hydrofoil system |
| 11/27/1990 | US4972792 Lateral stabilization device for entirely submerged type hydrofoil craft |
| 11/15/1990 | WO1990013471A1 Trimming flap device for motor boats |
| 11/14/1990 | EP0295276B1 Nautical craft hull comprising a flexible bottom part |
| 11/06/1990 | US4967682 Stabilizing system for a boat |
| 10/16/1990 | US4963111 Water vehicle hull with a compliant lower portion |
| 10/09/1990 | US4961396 Trim adjusting device for jet propulsion boat |
| 09/25/1990 | US4959032 Water craft with guide fins |
| 08/28/1990 | US4951591 Powered boat hull |
| 08/21/1990 | US4949919 Foil |
| 08/14/1990 | US4947781 Attachment for improving the ride of small marine pleasure craft |
| 08/14/1990 | US4947775 Water air interface vehicle |
| 08/07/1990 | US4945845 High-speed sailing craft |
| 07/31/1990 | US4944240 Hull for water craft |
| 07/26/1990 | DE3901171A1 Universal drive system for road and rail vehicles and water vessels operated by muscular force or by internal combustion engines or electric motors or combinations thereof |
| 07/10/1990 | US4940433 Protective control system for watercraft |
| 07/03/1990 | US4938630 Method and apparatus to stabilize an offshore platform |
| 06/19/1990 | US4934296 Hydrofoil sailboat and method of sailing therewith |
| 05/22/1990 | US4926778 Aerodynamic stabilization system for watercraft |
| 04/25/1990 | EP0221078B1 Water-crafts with trim stabilizers acting through a relatively long lever arm |
| 04/24/1990 | US4919064 Hydraulic system for ship rudder roll stabilization and steering |
| 04/19/1990 | WO1990003913A1 Improved trim-tab control system for power boats |
| 04/17/1990 | US4918628 Stability meter for floating objects |
| 04/14/1990 | CA2000539A1 Trim-tab control system for power boats |
| 04/11/1990 | EP0362586A1 Streamlined freeboard measuring device |
| 04/10/1990 | US4915048 Vessel with improved hydrodynamic performance |
| 04/04/1990 | CN1040960A Draught variable ship |
| 03/28/1990 | EP0236409B1 Foil |
| 03/21/1990 | EP0358888A1 Sail boat |
| 03/20/1990 | US4909175 Boat with trimmable bottom |
| 03/07/1990 | EP0357269A1 Method and apparatus to stabilize an offshore platform |
| 03/06/1990 | US4905622 Marine anti-roll device |
| 01/30/1990 | US4896622 Attitude control apparatus for speedboats |
| 01/30/1990 | US4896621 Method of modifying a boat hull to obtain enhanced lift and rough water stability |
| 12/19/1989 | US4887361 Streamlined freeboard measuring device |
| 12/14/1989 | DE3921483A1 Mechanical vibration damper for slow and large vibrations |
| 12/05/1989 | US4884522 Tank stabilizer |
| 12/05/1989 | CA1263569A1 High force release and reset mechanism for supporting a structure from a boat hull |
| 10/24/1989 | CA1262445A1 Marine vessel for lifting and supporting loads |
| 10/10/1989 | US4873523 Shallow water indicator for a boat |
| 10/03/1989 | US4872118 System for automated monitoring of trim and stability of a vessel |
| 09/19/1989 | US4867089 Structural system for inclining sailboat masts to windward |
| 09/12/1989 | US4864958 Swap type floating platforms |
| 09/05/1989 | US4863404 Jet propulsion and stabilization means for ships |
| 08/15/1989 | US4858137 Determination of the stability of floating structures |
| 08/08/1989 | US4854259 Improved trim-tab control system for power boats |
| 07/26/1989 | EP0325572A1 Device for the draught measurement of vessels |
| 07/04/1989 | CA1256999A1 Determination of the stability of floating structures |
| 06/27/1989 | US4843460 Electro- optical device and process for real time measurement of the motion of a mobile rigid structure under the influence of a fluid |
| 05/24/1989 | CN2038084U Marine universal shimmy damping device |
| 05/24/1989 | CN1033031A Water craft with guide fin |
| 05/23/1989 | US4832642 Outboard boat propulsion installation |
| 04/25/1989 | US4823719 Semisubmersible vessel having means for increasing stability and dampen motion |
| 04/04/1989 | US4817550 Stabilizing system for vehicles and method for using same |
| 03/28/1989 | US4815995 Ships propulsion |
| 03/23/1989 | WO1989002390A1 Variable draft boat |
| 03/07/1989 | US4809638 Ocean location marking using film forming polymers |
| 02/28/1989 | US4807840 Attenuating motion of structure caused by external forces |