POWER ASSISTED DEVICES FOR GENERATING FORCE FOR POWERING A USER ON A VEHICLE IN KITEBOARDING, WING FOILING, PADDLEBOARDING, AND THE LIKE

DUAL FLUID INTERACTING PROPULSION SYSTEM FOR A VESSEL

BATHY-DRONE: AN AUTONOMOUS UNMANNED DRONE-TETHERED SONAR SYSTEM

Watershed Autonomous Robotic Data Recorders for Mapping Subsurface Topography and Obtaining Water Quality Data For Bodies of Water

PROPULSION RUDDER FOR A WATER DRONE

Rotor Assemblies for Vehicle Propulsion

Power assisted devices for generating force for powering a user on a vehicle in kiteboarding, wing foiling, paddleboarding, and the like

LIGHTWEIGHT LAND AND WATER VEHICLE

THRUST WITH THE MINIMUM EJECTION OF PROPELLANT

Propulsion rudder for a water drone

Electrohydrodynamic rotary systems and related methods

Air propeller assembly

Sponson attachment for airboat

Airboat transmission for driving counter-rotating propellers

Gear drive for air driven vehicles

A HORIZONTAL SHAFT ROTOR AND A WATERCRAFT HAVING THE ROTOR

Advanced remotely operated vehicle for education and research

PADDLE HAVING MOVABLE BLADE

Three stage watercraft

Thrust generating apparatus for controlling attitude of movable body

High speed triangular shaped hydroplaning monohull craft with aircraft-like control surfaces having surface adhesion hull characteristics

SPONSON ATTACHMENT FOR AIRBOAT

GLIDING MOBILE, IN PARTICULAR HYDROFOIL, PROPELLED BY A ROTARY-WING DRONE

Apparatus for Performing Overhead Work Using Air-Propelled Vessel with Articulating Member

SYSTEM AND METHOD FOR APPLICATION OF A SUBSTANCE TO A BODY OF WATER

Floating vessel for collecting liquid samples

PROPELLER BLADE ASSEMBLY

ATTITUDE RECONSTRUCTING APPARATUS OF AIR BOAT

Sidewall hovercraft without cushion fan

MULTI-MODE VEHICLE

Apparatus for performing overhead work using air-propelled vessel with articulating member

VARIABLE DRIVE WATER LINE AIRBOAT

Apparatus for Performing Overhead Work Using Air-Propelled Vessel with Articulating Member

Air-thrust vehicle

WIG CRAFT HAVING HYBRID PROPULSION MEANS

Personal propulsion device with hands free control

All season air propelled watercraft

Method for performing overhead work using air-propelled vessel with articulating member

Air-thrust vehicle

DEVICE CAPABLE OF TRANSLATIONAL MOVEMENT OVER A SURFACE

Energy system and boat

Method for performing overhead work using air-propelled vessel with articulating member

Personal propulsion device with hands free control

Air-propelled vessel with articulating member

Toy airboat

Motor-driven inflatable boat, in particular for ice rescue, comprising mounted steering devices, control units and an air propeller propulsion device

Personal propulsion device with hands free control

Motor-driven hydroplane for rescue purposes (ice rescue)

Air-boat sound suppressor and directional control system

Surface effect craft

Counter rotating air propeller drive system

System to propel an air powered boat

Airboat with curved hull and adjustable stability floats

Hydrofoil