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Class Information
Number: 429/10
Name: Chemistry: electrical current producing apparatus, product, and process > Having magnetic field feature
Description: Apparatus which makes use of a magnet or a magnetic field in any of its forms and the related process.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8663823 Low magnetic interference battery and mobile communication device Mar. 4, 2014
8580413 Low magnetic interference battery Nov. 12, 2013
8541117 Low noise battery with a magnetic compensation structure for wireless mobile communication device Sep. 24, 2013
8357460 Low magnetic interference battery and mobile communication device Jan. 22, 2013
8236463 Magnetic current collector Aug. 7, 2012
8231988 Batteries and battery components with magnetically modified manganese dioxide Jul. 31, 2012
8216432 Optimizing reactions in fuel cells and electrochemical reactions Jul. 10, 2012
8216707 Rechargeable battery Jul. 10, 2012
8198864 Method and system for determining a state of charge of a battery Jun. 12, 2012
8129046 Intrinsically safe battery pack and system Mar. 6, 2012
8048274 Electrochemistry technical field Nov. 1, 2011
7977111 Devices using addressable magnetic tunnel junction array to detect magnetic particles Jul. 12, 2011
7910235 Self-charging lithium battery Mar. 22, 2011
7709115 Methods for forming magnetically modified electrodes and articles produced thereby May. 4, 2010
7611549 Magnetic stacking fixture for stacking electrodes Nov. 3, 2009
7581403 Energy storage arrangement Sep. 1, 2009
7576507 Motor battery systems Aug. 18, 2009
7569289 Fuel cell comprising a magnetic cathode with static pumping Aug. 4, 2009
7553566 Fuel cell module Jun. 30, 2009
7547485 Power generation unit and fuel cell Jun. 16, 2009
7482072 Optimizing reactions in fuel cells and electrochemical reactions Jan. 27, 2009
7348085 Fuel cell installation Mar. 25, 2008
7141415 Method for the controlled transport of magnetic beads and device for executing said method Nov. 28, 2006
7041401 Magnetically modified electrodes containing at least one catalyst component that mediates a subatomic particle transfer process May. 9, 2006
6939628 Method and apparatus for increasing fuel cell efficiency, power output, or reduced-temperature operation Sep. 6, 2005
6846587 Diaphragm pump and anode stream recirculation system using such pump for a fuel cell Jan. 25, 2005
6746788 Concentration cells utilizing external fields Jun. 8, 2004
6741440 Mechanically pulsed magnetization kit May. 25, 2004
6479176 Gradient interface magnetic composites and methods therefor Nov. 12, 2002
6355166 Magnetically enhanced composite materials and methods for making and using the same Mar. 12, 2002
6303242 Gradient interface magnetic composites and methods therefor Oct. 16, 2001
6208115 Battery substitute pack Mar. 27, 2001
6194093 Magnetized current collectors combined with magnetic shielding means Feb. 27, 2001
6106963 Fuel-cells system Aug. 22, 2000
6036838 Method for determining the substance conversion during electrochemical reactions and electrochemical unit Mar. 14, 2000
6033798 Method for predicting discharge capacity and operating voltage of lithium rechargeable battery using lithium manganese spinel cathode material Mar. 7, 2000
5981095 Magnetic composites and methods for improved electrolysis Nov. 9, 1999
5928804 Fuel cells incorporating magnetic composites having distinct flux properties Jul. 27, 1999
5922484 Long-life storage battery with a heat source and a magnetic field source Jul. 13, 1999
5888663 Long-life storage battery with a magnetic field source and an acid based heat source Mar. 30, 1999
5869200 Magnetic slurry fueled battery system Feb. 9, 1999
5786040 Methods for coating surfaces with magnetic composites exhibiting distinct flux properties Jul. 28, 1998
5763112 Method and structure for attaching a battery to an electrical device Jun. 9, 1998
5728482 Secondary battery and method for manufacturing the same Mar. 17, 1998
5569549 Method and structure for attaching a battery to an electrical device Oct. 29, 1996
5554452 Metal-air batteries having improved air access valves Sep. 10, 1996
5537042 Method and system for unobtrusively measuring physical properties in electrochemical processes Jul. 16, 1996
5432019 System for the electrical power supply of a vehicle Jul. 11, 1995
5277993 Substitute battery device Jan. 11, 1994
5051157 Spacer for an electrochemical apparatus Sep. 24, 1991

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