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Match Document Document Title
8142925 Expandable battery compartment for handheld electronic devices  
In a portable electronic device having a battery compartment and a removeable cover therefor, the battery compartment and cover are configured to accommodate batteries of at least two different sizes.
8119275 Removable and short-circuit-avoidable lithium battery module  
A removable and short-circuit-avoidable lithium battery module mainly makes use of a protective device mounted between a control circuit and any two cells. Wherein, the protective device includes a...
8120314 Portable electronic device and capacitive charger providing data transfer and associated methods  
The electronic apparatus includes a portable electronic device and a charger for capacitively charging the portable electronic device when the portable electronic device is temporarily placed...
8097373 Fuel cell power supply device  
It is an object of the present invention to provide a fuel cell power supply device that can realize a reduction in size and improvement of durability of an accumulating unit while maintaining...
8023251 Hybrid energy storage device and method of making same  
A hybrid energy storage device includes at least one cell comprising at least one positive electrode, at least one negative electrode, a separator placed between said at least one positive and said...
8017256 Dual-power-supply system  
A dual-power-supply system uses both a fuel cell and a chargeable secondary battery. A differential voltage adding unit adds a differential voltage between the voltage of the fuel cell and a...
8017276 Power output device with fuel cell and method therefor  
An output limitation warning lamp is turned on when a possible output Qf of the fuel cell is less than a predetermined value L2. The output limitation warning lamp is provided at a combination...
8012614 Non-aqueous electrolyte battery, and power supply unit  
A non-aqueous electrolyte battery has a positive electrode, a negative electrode, and a non-aqueous electrolyte. The positive electrode has a high-capacity positive electrode portion with a plate...
8012637 Power output device with fuel cell and method therefor  
An output limitation warning lamp is turned on when a possible output Qf of the fuel cell is less than a predetermined value L2. The output limitation warning lamp is provided at a combination...
7985495 Assembled battery, power-supply system and production method of assembled battery  
An assembled battery comprises mainly multiple non-aqueous secondary cells A and at least one electric device B for voltage detection containing a non-aqueous electrolyte connected to the multiple...
7952320 Portable electronic device and capacitive charger providing data transfer and associated methods  
The electronic apparatus includes a portable electronic device and a charger for capacitively charging the portable electronic device when the portable electronic device is temporarily placed...
7927757 High temperature fuel cell with mixed anionic and protonic conduction  
This invention concerns a high temperature fuel cell with mixed anionic and protonic conduction having a protonic conduction reforming membrane directly coupled to a solid oxide fuel cell with...
7914917 Hybrid power supply unit  
A hybrid power supply unit, comprises a high-capacity nonaqueous electrolyte battery group and a high-power nonaqueous electrolyte battery group different in discharge characteristics connected to...
7915854 Maximizing energy storage life in a fuel cell system using active temperature compensation  
A fuel cell system includes a fuel cell stack, energy storage and a control subsystem. The energy storage supplements a power that is provided by the fuel cell stack. The energy storage is coupled...
7910244 Expandable battery compartment for handheld electronic devices  
In a portable electronic device having a battery compartment and a removeable cover therefor, the battery compartment and cover are configured to accommodate batteries of at least two different sizes.
7897277 Reversible battery cartridge  
A lighting apparatus includes an electrical contact that receives power from an external power source, a battery receiving region, and a battery backed light source. A user interface receives an...
7883790 Method of preventing over-discharge of battery  
A medical device includes a rechargeable lithium-ion battery for providing power to the medical device. The lithium-ion battery includes a positive electrode including a current collector and a...
7867646 Thermostat with opening portion for accessing batteries field  
A thermostat is provided with a closure member that encloses at least one battery received within the thermostat housing. The thermostat includes a thermostat housing having at least one...
7867641 Solar energy power supply system  
A solar energy power supply system includes a solar battery, an electrolyte supply device, an electrolyte recycling device, a hydrogen recycling device, a fuel cell, a heating device and a power...
7863857 Cordless power tool battery and charging system therefore  
A cordless power tool battery pack including an onboard circuit configured to electronically communicate with an associated battery charging system. The onboard circuit communicates information...
7862919 Battery pack and electronic device using the same  
A high-capacity battery pack attachable to a small-sized electronic device in which a lithium-polymer cell and a lithium-ion cell are physically coupled and to be electrically connected in...
7863855 Electronic equipment and power management method for the electronic equipment, and power source unit  
Electronic equipment and power management method for the power equipment and a power source unit are provided. The present invention provides a guideline associated with control content required to...
7862926 Fuel cartridge interconnect for portable fuel cells  
A hybrid power supply includes a fuel cell and an interface between the fuel cell and a fuel cartridge or external battery and a switching type DC/DC boost type converter that receives energy from...
7862920 Charged arrays of micro and nanoscale electrochemical cells and batteries for computer and nanodevice memory and power supply  
A sequence or array of electrochemical cells storing both digital and analog data. Both binary code and codes having a higher base may be stored in the memory device to increase information...
7855010 Medical device battery pack  
A system and method provides a status indicator to a battery pack of a medical device. The battery pack includes a power supply capable of being connected to the medical device. The battery pack...
7846571 Lithium reservoir system and method for rechargeable lithium ion batteries  
A lithium-ion battery cell includes at least two working electrodes, each including an active material, an inert material, an electrolyte and a current collector, a first separator region arranged...
7846568 Power supply and control method therefor  
A power supply unit in a hybrid structure of a fuel cell and a power storage unit and a control method for the power supply unit, in which a small-size light-weight power storage unit is used and...
7832652 HVAC controller with side removable battery holder  
An HVAC controller includes an HVAC controller housing having an aperture and a removable battery tray disposed within the aperture. The removable battery tray includes a pivot point for rotating...
7820312 Variable power micro power generator  
A fuel cell based power generator exhibits a plurality of different power outputs. A selection structure carried by the generator facilitates specification of a desired output power.
7803489 Hydrogen mobile power plant that extracts hydrogen fuel from water  
The apparatus contains a means to create superheated steam at a temperature of preferably 800° C. The superheated steam is delivered to a catalytic decomposition converter that contains ceramic ...
7771864 Method of detecting and responding to a cooling system failure in a power supply device  
A cooling fan of a secondary battery and a cooling fan of a DC/DC converter are arranged in parallel to share the same air discharge path. A temperature sensor on an air intake side and a...
7763994 Power source system  
A power source system (1) operable to supply a load circuit (10) with electrical power, including a power-supplying source (2) including a plurality of power source terminals (3) and (4) that...
7750597 Power supply apparatus  
A power supply apparatus is provided which includes: a fuel cell; a power storage device which stores electric power; a connection terminal for connecting a load; a charge-used voltage converter...
7745025 Fuel cell based rechargable power pack system and associated methods for controlling same  
A power pack system for charging a set of isolated batteries is provided. In an illustrative embodiment of the invention, a single fuel cell, a single DC-DC converter and a single system controller...
7726975 Lithium reservoir system and method for rechargeable lithium ion batteries  
A lithium-ion battery cell includes at least two working electrodes, each including an active material, an inert material, an electrolyte and a current collector, a first separator region arranged...
7723947 Electronic device charger  
An energy storing exterior cover for a user electronic device including an integrated energy store and an energy transfer interface for transferring energy electrically to a user electronic device...
7714534 Multiple function current-sharing charging system and method  
Multiple function current-sharing charging systems and methods are provided. Where first and second rechargeable power supplies are connected to a charging system, a first charging current is...
7704615 Charged arrays of micro and nanoscale electrochemical cells and batteries for computer and nanodevice memory and power supply  
A sequence or array of electrochemical cells storing both digital and analog data. Both binary code and codes having a higher base may be stored in the memory device to increase information...
7700223 Battery cover assembly for portable electronic device  
A battery cover assembly for coupling to a housing of an electronic device, the battery cover assembly comprising: a cover (10) comprising an inner surface (106) and a button slot (101) defined...
7700206 Fuel cell system  
A fuel cell system comprises: a DBFC for generating a power by receiving a fuel; a PEMFC for generating a power by receiving hydrogen, a byproduct generated at an anode of the DBFC after a...
7691501 Fuel cell system and controlling method thereof  
A fuel cell system comprises: a fuel storage means for storing a fuel; a direct borohydride fuel cell (DBFC); a fuel circulation supply means for circulation and supplying a fuel to an anode of the...
7687197 Expandable battery compartment for handheld electronic devices  
In a portable electronic device having a battery compartment and a removeable cover therefor, the battery compartment and cover are configured to accommodate batteries of at least two different sizes.
7662509 Lithium-ion battery  
A battery includes a positive electrode having a current collector and a first active material and a negative electrode having a current collector and a second active material. The battery also...
7662496 Fuel cell cooling system and method for controlling circulation of cooling liquid in fuel cell  
A cooling system for a fuel cell is provided with a cooling apparatus that regulates the temperature of the fuel cell by supplying the fuel cell with a cooling liquid via a cooling liquid passage...
7659015 Combined fuel cell system  
A fuel cell system comprises a combination of a first fuel cell of a first type and a second fuel cell of a second type, arranged downstream of the first fuel cell. The anode side of the first fuel...
7654352 Electric vehicle  
A battery unit mounted in an electric vehicle is provided with a battery case and a plurality of battery modules. The battery case includes a tray member on the lower side and a cover member on the...
7645931 Apparatus to reduce the cost of renewable hydrogen fuel generation by electrolysis using combined solar and grid power  
One embodiment of the invention includes a PV array and an electrolyzer operatively connected together and each operatively connected to a utility power grid so that electricity produced by the PV...
7626363 Lithium battery pack management and system therefor  
A method for supplying power from a battery pack includes monitoring an output voltage of a battery pack, where the battery pack comprises a number of fractions and determining whether the output...
7588847 Advanced controls concept for hybrid fuel cell systems  
A system for controlling the power output of a fuel cell stack and a battery in a hybrid fuel cell system. The system includes a power damping filter that receives a power request signal, and damps...
7564211 Electric power generation control system and electric power generation control method for fuel cell  
A power generation control system for a fuel cell, including a chargeable/dischargeable unit connected to a fuel cell, for being charged with electric power from the fuel cell and discharging...
Matches 1 - 50 out of 232 1 2 3 4 5 >