Stable racing catamaran with hydrofoil qualities
Stable semi-submersible surface effect ship
Stealthy powered catamaran
Steering mechanism for a boat
Stepped bottom for boat
Stern planes for swath vessel
Stern shape of displacement-type marine vessel
Submersible catamaran
Submersible water craft
Superstructure for multihull vessels
Surf-boat
Surface effect vessel hull
Surface effect watercraft having airfoil-augmented lift
Surface ship having improved speed and maneuverability
Surfing ship transition system
Suspension system for a speed boat
SWAS vessel
Swath cargo ship
Tack aback sailboat
Tanker hull modification