DEVICE STORAGE WITH WIRELESS CHARGINGA headset charging dock (110, 200) includes a headset mechanical support (214) configured to hang a first headset by a headband of the first headset; and a wireless charging interface (250, 350) for t…DRIVE·Jul 30·1 min readFollowH02J50/005HEWLETT PACKARD DEVELOPMENT CO [US]
SYSTEM FOR POWER CONSUMPTION BALANCING IN WIRELESS EARBUDSA first earbud (150) configured to communicate with a user media device and a second earbud. The first earbud includes a battery (230), a battery monitor (225) configured to determine a power level of…DRIVE·Jun 5·2 min readFollowH04R1/1041HEWLETT PACKARD DEVELOPMENT CO [US]
Battery for dockable electronic deviceA battery (100) for a dockable electronic device (e.g., 200) is provided. The battery includes a housing (102) having a recess (104), and at least one battery cell (112) disposed in the housing. The r…DRIVE·Apr 19·1 min readFollowG06F1/1632HEWLETT PACKARD DEVELOPMENT CO [US]
Fuel cell assembly and method for controlling reaction equilibriumIn accordance with various embodiments of the invention, a fuel cell assembly (100) may comprise a flow passageway (130) having a region of graduated cross sectional area along the flow passageway (13…DRIVE·Sep 14·1 min readFollowF16H59/0204HEWLETT PACKARD DEVELOPMENT CO [US]
Navigation routing system and methodA navigation routing system (10) comprises a navigation guide (50) adapted to receive a travel itinerary (71) from a requesting device (14). The travel itinerary (71) comprises at least two route segm…DRIVE·Sep 7·1 min readFollowG01C21/3492HEWLETT PACKARD DEVELOPMENT CO [US]
Mixed metal oxide layer and method of manufactureVarious embodiments for mixed metal oxide layers and methods of making mixed metal oxide layers are described herein. A mixed metal oxide layer formed according to the various embodiments of the inven…DRIVE·Aug 3·1 min readFollowA01K93/00HEWLETT PACKARD DEVELOPMENT CO [US]
Drop ejector for ejecting discrete drops of liquidA drop ejector (30) for ejecting discrete drops of liquid is disclosed. The drop ejector (30) includes a plurality of firing chambers (44), and each firing chamber (44) has an energy dissipation devic…DRIVE·Jul 6·1 min readFollowB41J2/1404HEWLETT PACKARD DEVELOPMENT CO [US]
Navigation routing system and methodA navigation routing system (10) comprises a navigation guide (50) adapted to receive a travel itinerary (71) from a requesting device (14). The travel itinerary (71) comprises at least two route segm…DRIVE·May 4·1 min readFollowG01C21/3492HEWLETT PACKARD DEVELOPMENT CO [US]
Fuel cell modulation and temperature controlAn exemplary system (910) includes a first fuel cell (FC1) capable of providing an electrical output, a second fuel cell (FC2) capable of providing an electrical output, and a switch circuit (920) tha…DRIVE·Apr 6·1 min readFollowH01M8/04007HEWLETT PACKARD DEVELOPMENT CO [US]
Fuel cell assembly with Improved Heat RetentionA fuel cell assembly in accordance with a present invention includes at least one reactant path (134, 135, 136) that extends at least once around the perimeter of the inner region of the assembly and …DRIVE·Mar 23·1 min readFollowH01M8/02HEWLETT PACKARD DEVELOPMENT CO [US]
Current collector supported fuel cellA current collector (104) for a fuel cell stack (105) physically supports the fuel cell stack within a fuel cell (100) and one or more elements of the fuel cell stack are deposited on the current coll…DRIVE·Mar 2·1 min readFollowH01M8/02HEWLETT PACKARD DEVELOPMENT CO [US]
Docking station for a vehicleA docking station for a vehicle,the docking station being adapted to receive a portable computer (11),the docking station comprising mounting elements (13) to mount the docking station in a vehicle,a …DRIVE·Jan 5·1 min readFollowB60R11/0252HEWLETT PACKARD DEVELOPMENT CO [US]
Methods for applying electrodes or electrolytes to a substrateThe method involves applying a colloidal solution comprising particles and a solvent to a substrate. The solution is dried, the particles in the solution are allowed to remain on the substrate, and th…DRIVE·Dec 29·1 min readFollowH01M4/04HEWLETT PACKARD DEVELOPMENT CO [US]
Fuel cell and electrodes with porous passive supportAn electrode suitable for use in a fuel cell includes a passive support having pores wherein the passive support has an asymmetric pore morphology with respect to at least one dimension of the passive…DRIVE·Dec 1·1 min readFollowH01M4/86HEWLETT PACKARD DEVELOPMENT CO [US]
Fuel cell assembly and method for controlling reaction equilibriumIn accordance with various embodiments of the invention, a fuel cell assembly (100) may comprise a flow passageway (130) having a region of graduated cross sectional area along the flow passageway (13…DRIVE·Nov 24·1 min readFollowF16H59/0204HEWLETT PACKARD DEVELOPMENT CO [US]
Membrane electrode assembliesIn a reel-to-reel method for making membrane electrode assemblies (44), a first catalyst (12) is deposited in a repeating cell pattern on a first side of a proton exchange membrane film (10). A second…DRIVE·Nov 3·1 min readFollowH01M4/0435HEWLETT PACKARD DEVELOPMENT CO [US]
Regulated hydrogen production systemA production system (40, 41, 51, 61, 71, 81, 91, 101) includes a reaction chamber (44) having an inlet (48) and outlet (50), a gas collection chamber (58) coupled with the reaction chamber (44) and a …DRIVE·Oct 20·1 min readFollowC01B13/0214HEWLETT PACKARD DEVELOPMENT CO [US]
Fuel container with integrated sulfur removal cartridgeA fuel supply for a fuel cell including a fuel container (210) and an impurity removal cartridge (230) connected to the fuel container (210), where both the fuel container (210) and the impurity remov…DRIVE·Oct 20·1 min readFollowA61P31/04HEWLETT PACKARD DEVELOPMENT CO [US]
Pump and fuel cellA pump (100, 200) having a shape memory actuator (156, 256) and a fuel cell system (300) including the same are disclosed. The pump may include a movable structure (126, 128, 226, 228) configured to i…DRIVE·Oct 13·2 min readFollowF03G7/06143HEWLETT PACKARD DEVELOPMENT CO [US]
Fuel cartridge for use with a fuel cellA fuel cartridge (106, 206, 306) includes a film strip (110, 210, 310) supporting a fuel compound (270, 370), with an electric heater (108, 208, 308) of the fuel cartridge (106, 206, 306) configured t…DRIVE·Oct 13·1 min readFollowF17C11/00HEWLETT PACKARD DEVELOPMENT CO [US]
Fuel cell and passive supportA fuel cell (900) is disclosed that includes a passive support (250) having a fine pore region (256) disposed between a first coarser pore region (258) and a second coarser pore region (258'). An exem…DRIVE·Oct 13·1 min readFollowF16L13/0272HEWLETT PACKARD DEVELOPMENT CO [US]
Methods and systems for elevating a temperature within a fuel cellA method for elevating a temperature within a fuel cell (401) having a cathode (101), an electrolyte (102) and an anode (103), includes, prior to the electrolyte (102) reaching a minimum temperature a…DRIVE·Oct 6·1 min readFollowH01M8/04HEWLETT PACKARD DEVELOPMENT CO [US]
Fuel cell with porous internal catalytic combustor between anode and cathodeSubject matter includes a fuel cell (100) with a catalytic combustor (138) instead of a seal, and related methods. The catalytic combustor (138) is positioned to come in contact with a fuel (106) afte…DRIVE·Aug 18·1 min readFollowB05C17/0052HEWLETT PACKARD DEVELOPMENT CO [US]
Micro-structured thin-film fuel cell and method for formingA method for making a fuel cell has steps of forming a sacrificial layer (202) on a substrate (204), forming a fuel cell (208, 212, 214) on the substrate (204), forming a connector (210, 216) that con…DRIVE·Aug 11·1 min readFollowH01M4/8621HEWLETT PACKARD DEVELOPMENT CO [US]
Hydrogen generation cartridge and portable hydrogen generatorA hydrogen generation cartridge (110) preferably includes a munitions casing (101), a hydrogen producing chemical reactant within the casing (101), and an outlet for releasing hydrogen produced in the…DRIVE·Aug 4·1 min readFollowB01J19/0093HEWLETT PACKARD DEVELOPMENT CO [US]
A fuel cell using a catalytic combustor to exchange heatA fuel cell preferably includes a fuel cell stack (105) for receiving reactants and conducting a reaction to produce an electrical current, a catalytic combustor (107) for combusting reactants that pa…DRIVE·Jul 21·1 min readFollowF23C13/00HEWLETT PACKARD DEVELOPMENT CO [US]
Off mode for deviceA method of an embodiment of the invention is disclosed that comprises detecting a turn-off event for an device. The device has an on mode, a sleep mode in which the device consumes less power than in…DRIVE·Jul 21·1 min readFollowH02J9/005HEWLETT PACKARD DEVELOPMENT CO [US]
Aerogel high temperature seal and fuel cell systemThe seal has an annular shape aerogel gasket (130) disposed between a fuel cell housing and a solid oxide fuel cell of a high temperature fuel cell system (100). An aerogel sheet is cut to form gasket…DRIVE·Jul 14·1 min readFollowH01M8/02HEWLETT PACKARD DEVELOPMENT CO [US]
Resistive heaters for fuel cellsA thermally efficient resistive heater assembly ( 10 ) for heating a source substance for generation of gas has a chamber ( 100 ) for containing the source substance, a thin resistive heating element …DRIVE·Jul 14·2 min readFollowB01J19/249HEWLETT PACKARD DEVELOPMENT CO [US]
Fuel cell with embedded current collectorA fuel cell (10, 10', 10", 10''', 10'''') includes one or more fuel cell assemblies (12). Each of the fuel cell assemblies (12) has an electrolyte (14, 14',14") having a length (34), an anode (16) hav…DRIVE·Jun 30·1 min readFollowH01M8/02HEWLETT PACKARD DEVELOPMENT CO [US]
Fuel cells using plasma on the cathode sideA fuel cell system includes an anode (24) in fluid communication with a fuel source (34), a cathode (26) in fluid communication with an oxygen source (42), an electrolyte (28) disposed between the ano…DRIVE·May 26·1 min readFollowB01J19/088HEWLETT PACKARD DEVELOPMENT CO [US]
Protective container with preventative agent thereinA protective case (21, 21') is disclosed that has a preventative agent (24, 32, 64, 66, 68,70) disposed therein for safely housing an object or material (26, 36) with an adverse characteristic such as…DRIVE·May 6·1 min readFollowB65D79/02HEWLETT PACKARD DEVELOPMENT CO [US]
Variable fuel delivery system and methodAn improved fuel injector (14) is disclosed. In one embodiment of the invention, the fuel injector (14) indudes a first fluid input (41(a))for receiving a first fluid; a second fluid input (41(b)) for…DRIVE·May 6·2 min readFollowF02D19/0678HEWLETT PACKARD DEVELOPMENT CO [US]
Method of manufacturing a fuel cell using chemical/mechanial planarizationA method of making a fuel cell (10) includes the following steps. A pattern (12) is placed on a base surface (14) to create a predetermined topography on the base surface (14). An anode layer (16), a …DRIVE·May 6·1 min readFollowH01M4/8814HEWLETT PACKARD DEVELOPMENT CO [US]
Fuel cell stack with heat exchangerA fuel cell (10, 10', 10") includes a fuel cell stack (12, 12', 12", 40, 40', 42) and a heat exchanger (14, 14', 24, 24') in fluid and thermal communication with the fuel cell stack (12, 12', 12", 40,…DRIVE·May 6·1 min readFollowH01M8/04014HEWLETT PACKARD DEVELOPMENT CO [US]
MEMS-based fuel cell and methodsA fuel cell (10) has a MEMS fuel-cell structure (80) including an anode (20) , a cathode (30) , and an electrolyte (40), formed on a substrate (50) , a portion of the substrate being removed from bene…DRIVE·Mar 31·1 min readFollowH01M8/00HEWLETT PACKARD DEVELOPMENT CO [US]
Method for forming high surface area material films and membranesThe present invention discloses a method and apparatus for producing high surface area material films and membranes on substrates. In one application, patterns of spikes or bristles (12) are produced …DRIVE·Mar 24·1 min readFollowB29C33/38HEWLETT PACKARD DEVELOPMENT CO [US]
Gas generation systemA chemical reactor (32) produces a gas from a continuous flow of aqueous solution of sodium borohydride. A pump (36) controls the flow of the aqueous solution through the chemical reactor, to control …DRIVE·Mar 17·1 min readFollowB01J7/02HEWLETT PACKARD DEVELOPMENT CO [US]
Fuel delivery system and methodA fuel delivery system (14) includes a drop ejector (30) for discretely ejecting drops of combustible liquid in a digital manner. A controller (76) is configured to cause the drop ejector (30) to prov…DRIVE·Mar 3·1 min readFollowF02B17/00HEWLETT PACKARD DEVELOPMENT CO [US]
Fuel-cell element stack with stress relief and method for fabricating this cellA fuel-cell assembly has a plurality of unit cells (20), each of the unit cells comprising an anode (30), an electrolyte (40), a cathode (50), and a current collector (55). The fuel-cell assembly has …DRIVE·Feb 25·1 min readFollowH01M8/02HEWLETT PACKARD DEVELOPMENT CO [US]
