Marine Patents for Sale or License

An amphibious vehicle, mostly watercraft in appearance, having a single drive system that accelerates, propels, steers, reverses, and brakes the vehicle on land or in the water. Control is effectuated by levers through twin rear mounted propulsion units which operate independently and are rotat...

This invention is about a power plant changing the potential and kinetic energy within the wave motion into electric energy through the designed system. The pontoon element positioned on a main shaft is moved vertically up/down and this motion is transferred to the pulleys as rotary motion through t...

USA Patent - 8,717,847,B2 UK Patent - GB2500246B UK Patent - GB2509644B With the Echopilot 3D FLS (Forward Looking Sonar) you can see all the contours of the sea bed spread out in front of you, colour coded with red being dangerously shallow, and refreshed so fast that you can keep your speed. ...

Here is a lighting solution that is truly unique. Designed from the ground up to fulfill the lighting requirements for a highly reliable easy to use light source for both general high intensity white lighting and low intensity red lighting for night adaptation. For example, airplane cockpits use re...

A sea going barge train or modular tanker vessel for ocean transportation of cargo, such as oil or other dry or liquid materials, consisting of a forward traction unit, a rear powered caboose unit and a series of modular units or barges interposed therebetween wherein the units are serially and flex...

ABSTRACT The system includes a capsule member made from a material which is not dissolvable in water but is dissolvable in the digestive fluids of a predator fish. The capsule contains a material which, following ingestion by a predator (game/sport) fish, results in death of the predator fish. A co...

We have developed a motorized surfboard and surf rescue board. Our technology can be easily adapted to most water craft including surfboards, surf rescue boards, kayaks, stand up paddle boards and other water craft. Our products will allow the surfer to paddle through the surf using the assistance...

The FH2 1 Rescue Craft is to be used on Oil Rigs, Passenger ships, Commercial Fishing ships, and Cargo ships or any other Sea Vessel. The Rescue Craft would take the place of existing Life Boats used today. The FH2 1 Rescue Craft houses 16 people in case of a Disaster and can be used in high seas or...

Life Jacket including a hood and a hydration system. The hood may include insulated neoprene protecting the head from the water. The hydration pack may be insulated. The hydration bladder may include a flow tube with a filter providing clean water to the user. The life jacket may include waterproo...

This essentially magnetic device is foremost intended for use with tubing in fish-tanks. Algae, natural waste and food debris all combine to deprive fish of life-sustaining oxygen. In a healthy aquatic environment with waters replenished, filters rinsed, oxigen levels maintained - fish may thrive...

The invention relates to a hull structure, in particular for seagoing vessels, comprising a primary bearing structure (14) that is in the form of a grating consisting of transverse bearings (17; 34) and longitudinal bearings (18; 35) that are connected together for supporting at least one wall (16),...

The invention provides surface treatments that reduce or eliminate marine biofouling of various surfaces. A surface that is to be subjected to a marine environment can be treated with a mPEG-DOPA. The treated surface is thus rendered less susceptible to fouling of the surface....

Boats and suspensions are provided, wherein the boat includes at least one hull, and at least one sponson, the at least one hull and at least one sponson connected by a shock-absorbing suspension member. The suspension greatly reduces the accelerations of the main hull, such that the hull accelerati...

A method for the depth control of a towfish (6) examining the bottom (10) of a body of water, having a measuring boat (1), a magnetic floating body (3), which is towed by the measuring boat (1) at a certain distance, and a towfish (6) dependant on the floating body (3), wherein the profile of the bo...

The invention relates to a system for generating energy from marine dynamics by means of compressing the air housed in contained inside conductor pipes and turbines, through a unit with a spherical geometry in the surface of which various holes are made, capturing the energy which is produced in the...

The invention consists of: a metal rod (1) made from tempered, nitrided steel, having a size and geometrical shape that vary depending on the size of the runner and the thermoplastic part to be ejected, with cylindrical models being the most commonly used; a lower body (2); and a mushroom-shaped hea...

A submersible device (100; 500) comprising a data recorder (106) configured to record data and an inflator (102). The inflator (102) is configured to raise the device (100; 500) towards the surface of liquid surrounding the device in use. The inflator (102) comprises a balloon (104; 504) that is inf...

The present invention pertains to the field of water transport actuators, and it can be used for motion excitation of ships, underwater robotic fishes, motorboats, etc. The objective of the invention is to increase the efficiency of operation of fin-type vibration propulsive device. The proposed met...

The present invention pertains to the field of water transport actuators, and it can be used for motion excitation of ships, underwater robotic fishes, motorboats, etc. The objective of the invention is to reduce energy loss during operation of the propulsive device and to increase velocity of motio...

The present invention pertains to the field of water transport actuators, and it can be used for motion excitation of ships, underwater robotic fishes, motorboats, etc. The objective of the invention is to increase the efficiency of operation of vibration propulsive device and to simplify the proced...

The present invention pertains to te field of water transport actuators, and it can be used for motion excitation of ships, underwater robotic fishes, motorboats, etc. Its objective is to simplify design of the fin and to increase efficiency of propulsive device. The proposed propulsive device is eq...

The present invention pertains to the field of water transport actuators, and it can be used for motion excitation of ships, underwater robotic fishes, motorboats, etc. The objective of the invention is to increase the efficiency of operation of fin-type vibration propulsive device. The proposed met...

A wave energy converter of the bottom-hinged plate type has at least one buoyancy body 101 rigidly connected fore or aft of the collector plate 103. This increases the effective stiffness of the plate by increased rotational restoring torque (201 figure 2) and decreases rotational inertia as the flo...

A machine for generating power from the motion of the sea incorporates a gas-tight buoyant enclosure 101 which is normally filled with air and open to the sea forming a moonpool 105 at its lower end. Generating machinery 121 can operate within a gaseous atmosphere and the machine allows human access...

A flap type wave energy converter has one or more buoyant paddles 121 that are hinged about an inclined (diagonal) axis. They may be hinged to the arms 107 of a V or Y shaped frame 101. The frame may be filled with air. The adjacent edges of two flaps may be provided with a part conical tube (411, f...

Apparatus for variably cycling the depth of water in a water tank (4, 4A) between an upper water level and a lower water level. The apparatus comprises a water outlet aperture (5,5A) for location in the tank and having a size to enable water to flow out of the tank at an output rate; pulley strings ...

The device has a bellow trimming unit with two bellows (101, 102) that are connected by a fluid connection. A trimming fluid is exchanged between the bellows by the fluid connection, and has density different than that of water. The bellows are formed from a wall made of flexible material for changi...

A new leisure boat concept developed to be light, detachable, easy to transport and with sail and engine options. Based on the ordinary kayak we all know, but with special characteristics to make it available to all kind of public: * Full size : 4,00 mts for 1 passenger 5,00mts for 2 passen...

The Asset relates to a submarine/underwater device intended to be used over a short distance from the coast at depths of 20/30 meters which operates by differential pressure (use of differential pressure ridge/trough), to generate electricity. With the smallest cell (about 7 meters diameter) is e...

The VDP are designed for having high efficiency in all numbers of revolutions , rpm:s and power delivered by the connected engine. the delivered shaft power from the engine are consumed almoust 100% in all engine rpm:s by the VDP, and thus the efficiency are maximum at all engine rpm:s !! The VDP...

A ‘Floatainer’ is a unique barge which folds into the exact dimensions of a 6 m shipping container. When folded, standard shipping container twist-lock fittings are exposed on all corners. When unfolded is of 10 m L.O.A. and 4.5 beam, and has a free-draining deck capable of carrying a 20-ton, 6 m sh...

Marine water jet propulsion consist of a engine who drive a water (one or two) pump ,in this case a variable displacement pump (VDP) protected by a granted PATENT. The water are discharged backwards at high velocity trough nozzles in the transom and the thrust will be directed in forward direction. ...

For the past 18 months, we've been developing an online system to help the various parties within the fishing sector, to manage their annual quota allocations easier and more accurately. Currently quotas are managed by various agencies using spreadsheets or at best an Access type database. Our sy...

It is unsafe and often impossible for humans to directly assess potentially hazardous environments. Today, unmanned vehicles and robots are often used to perform activities that are difficult, dangerous, or impossible for humans. Unmanned vehicles are very successful obtaining materials that need to...

A smaller package for air deploy active receivers is desired to allow new platforms to be used for launch. In addition a larger sonobuoy array is also desired but must fit into the existing launch canisters. APL researchers have invented a new ADAR which allows for a reduction in size to deploy t...

Precision placement of sensors underwater or on land to measure seismic, pressure, temperature events is difficult. The current techniques use a grid pattern of single cable sensors deployed individually. Especially underwater this is not practical and often results in a grid with overlaps and voids...

An expandable platform for deploying sensors in a medium includes a housing and a structural member disposed inside the housing. A releasable restraint is connected to the structural member. Multiple arms are connected to the structural member. Each arm includes a material memory component that has ...