High efficiency high speed ship
High efficiency marine vehicle
High speed modular sea base
High-speed ship
Hover-effect craft
Hull attachment for placement of drag reducing bubbles
Hull shapes for surface effect ship with side walls and two mode
Hybrid air cushion ground effect vehicle
Hybrid SES/hovercraft with retractable skirt system
Hydrochannel tri-hull
Hydrodynamic skin-friction reduction
Hydrophilic polymer coating for underwater structures