Amphibious robot devices and related methods
Boat propulsion apparatus
Boat propulsion apparatus
Buoyant craft
Combined aquatic support and propulsion device
Control system for a linear propulsor array
Control system for a linear propulsor array
Device for moving an object in relation to a fluid
Elongated propelling means for manually moving a sailing craft o
Fin drive for a watercraft
Fin for oscillating foil propulsion system
Fin propulsion boat
Fin-pole swim apparatus
Finboard exercising apparatus
Floatable devices for aquatic sports
Floatation apparatus
Human-powered boat propelling equipments
Human-powered flapping hydrofoil craft
Human-powered watercraft paddle propulsion system
Individual propelled water craft