Zapgo Ltd

Oxcion Limited

Cella Acquisition Limited

Stephen David Voller

Marappa Gounder Rajendran

Hugh Liam Sutherland

Tim Walder

Jonathan R Tuck

Charles Resnick

Timothy Walder

Myrsini Kyriaki Antoniou

Anthony Burn

Jonathan Tuck

Stephen Bennington

Arthur Lovell

Tom Headen

Stephen A Perusich

Sean McGrady

David Royse

Ana Trindade

Atahl Nathanson

Gang Liu

Anthony Brun

Madhuri Dutta

Robert Dix

Nazanin Rashidi

Quentin Lemarié

A self-supporting supercapacitor electrode adapted for attachment to an electrical circuit characterised by comprising a rigid or mechanically resilient, electrically-conductive sheet consisting essentially of a matrix of from 70-90% by weight of activated carbon and 5 to 25% by weight conductive carbon uniformly dispersed in from 5 to 20% by weight of a polymer binder.

Self-supporting carbon electrode

A system for delivering electrical energy to a chargeable unit of an electrically powered object characterised by comprising: &#x2022;at least one input line for delivering electricity from a grid and/or a source of renewable electrical energy; &#x2022;optionally a first converter disposed within the input line(s) for converting alternating current to direct current; &#x2022;at least one reservoir of electrical energy connected to the input line(s) and including (a) a plurality of supercapacitors arranged in series or parallel and (b) a means for delivering an output voltage and current therefrom; &#x2022;at least one second converter adapted to step-up or down the output voltage from the reservoir(s) to a charging voltage of the chargeable unit and &#x2022;at least one dispensing means connected to the systems and adapted to cooperate with a corresponding connector means on the object to enable the charging voltage to charge the chargeable unit.

Electrical energy dispensing system

An energy-storage device is provided. It includes a charge-storing supercapacitor cell comprised of electrodes at least one of which includes a nano-carbon component, a ion-permeable membrane and an electrolyte characterised in that the cell is embedded or encapsulated in a flexible or rigid matrix.

Energy storage device

A device for harvesting and storing triboelectric charge generated on an exterior surface of a moving vehicle is provided. It is characterised by comprising; The device is especially use for deployment in the wing of an aircraft to utilised triboelectric charge generated thereon.

Triboelectric charge harvesting device

The present invention provides a supercapacitor assembly which is characterised by comprising: a supercapacitor comprised of carbon-containing anode(s) and cathode(s), intermediate porous membrane(s) and an ionic liquid electrolyte; an electrical heater for heating the supercapacitor; and a thermostat for controlling the heater and maintaining the temperature of the ionic liquid at a temperature such that its viscosity is in the range 1 to 50 centipoise. In particular, there are provided supercapacitors which can operate at voltages greater than 3.5 v (for example, in the range 3.5 to 6 v) without significant long term redox degradation.

High voltage supercapacitor

The present invention provides a supercapacitor assembly which is characterised by comprising: a supercapacitor comprised of carbon-containing anode(s) and cathode(s), intermediate porous membrane(s) and an ionic liquid electrolyte; an electrical heater for heating the supercapacitor; and a thermostat for controlling the heater and maintaining the temperature of the ionic liquid at a temperature such that its viscosity is in the range 1 to 50 centipoise. In particular, there are provided supercapacitors which can operate at voltages greater than 3.5v (for example, in the range 3.5 to 6v) without significant long term redox degradation.

A portable battery-powered electronic device including a battery, a microprocessor and a display screen is provided. The device is characterised in that it further includes an integral rechargeable battery-charging unit connected to the battery comprising: a supercapacitor comprised of one or more sheets of graphene or a graphene-containing material; a power module adapted to provide up to 40 amps to the supercapacitor from a source of alternating current rated at 100 volts or above; an output converter adapted to deliver direct current power from the supercapacitor to the battery; and a control module adapted to control the delivery of the direct current power from the supercapacitor to the battery. Also provided is a device in which an integral rechargeable unit is the sole source of power of the device.

Portable electronic device

Wrist strap

A method of reducing outgassing in a supercapacitor comprised of carbon-containing electrodes and at least one ionic liquid is characterised by the steps of (a) contacting the carbon-containing electrodes with a tetrafluoroborate salt; (b) applying a potential difference across the carbon-containing electrodes whilst in contact with the salt in a cycle during which electrical charge is stored on and discharged from the electrodes; and (c) continuing further cycles of step (b) until such time as substantially no further outgassing from the system occurs.

Method for preventing outgassing

Apparatus for recharging batteries

Charger

A rechargeable battery charger is provided and is characterized by comprising a supercapacitor comprised of one or more sheets of graphene or a graphene-containing material, a power module adapted to provide a current up to 40 amps to the supercapacitor from a source of alternating current rated at 100 volts or above, an output converter adapted to deliver direct current power from the supercapacitor to an output port for connecting to a battery-powered electrical device, and a control module adapted to control various functions of the rechargeable battery charger automatically and/or for managing and regulating a variable output from the supercapacitor. The rechargeable battery charger is especially useful for recharging portable electrical devices such as smartphones, tablets, laptops or similar hand-held or worn items.

Battery charger

A spacecraft and spacesuit having a radiation shield are disclosed. The shield comprises a hydrogen-containing material encapsulated or bound in a polymer. The hydrogen-containing material has a higher hydrogen content than polyethylene. The hydrogen-containing material may be: encapsulated in a polymer container, sandwiched between layers of polymer, mixed with a polymer as binder, or held in the pores of a polymer foam. The hydrogen may be a hydride or borohydride such as beryllium borohydride, ammonium octahydrotriborate, lithium borohydride tetramethyl ammonium borohydride and beryllium hydride. Methods of manufacturing the shield are also disclosed.

Growing community of inventors

Hampshire, United Kingdom

Stephen David Voller