| Patent No. | Patent Title: |
| 4553497 | Tow of barges by tugs |
| 4516940 | Propulsion unit for a water-borne vessel |
| 4509927 | Bottom exhaust high speed boat |
| 4508045 | Sailboard harness |
| 4507094 | Board for aquatic sports |
| 4503797 | Sail rolling and storing device |
| 4502406 | Roller traveler assembly |
| 4498412 | Offshore platform |
| 4498878 | Safety diving backpack |
| 4495881 | Boat steering mechanism |
| 4495880 | Draft assisted delivery system |
| 4496062 | Crane having stabilizing outriggers |
| 4494473 | Surface effect ship stern seal |
| 4493656 | Tilt-up angle sensing system for inboard-outboard drives |
| 4493662 | Shaft connecting device for boat propellers |
| 4493284 | Pontoon for floating bridges and ferries |
| 4490120 | Hydraulic trim-tilt system |
| 4490119 | Boat propulsion apparatus |
| 4488503 | Barge carrying ship and method of loading same |
| 4488502 | Mooring device |
| 4488501 | Mooring device |
| 4487151 | Floating highway |
| 4483683 | Ski tow signal assembly |
| 4483268 | Method of manufacturing boat parts submerged when in use, and par... |
| 4481899 | Floating platform structure |
| 4481002 | Boat powered by sea waves |
| 4480569 | Container for ground material removed by a ground working device ... |
| 4480572 | Tiller tender |
| 4479454 | Multi-position mooring line apparatus |
| 4478585 | Inboard outboard drive and mounting shield therefor |
| 4476802 | Anchor |
| 4474127 | Working sails and method for furling them while aloft |
| 4474126 | Sailing rig |
| 4473022 | Sail construction |
| 4473023 | Relating to wingsail craft and wingsails therefor |
| 4470363 | Cable operated steering system |
| 4467741 | Sail arrangements |
| 4466374 | Fabric wind shield and storage device for boats |
| 4465008 | Sailcraft |
| 4465468 | Underwater viewing device |
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