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| Number | Title | Issue Date |
| 7323848 | Battery charging state arithmetic operation device for calculating charging state of battery, and battery charging state arithmetic operation method In order to provide a battery charging state arithmetic operation device which can judge a charging state of a battery currently being used easily and in a short time, there are provided battery voltage calculation means 6 with specified load for calculating ... | 01/29/2008 |
| 7151069 | Manufacturing processes of catalyst layer for fuel cell The feature of the process for ultra-low alloy catalyst loading electrode according to this invention is to reduce its alloy formation period of aging process subsequent to hydrogen reduction process of catalyst ions after ion exchange process of proton for their io... | 12/19/2006 |
| 7060388 | Nonaqueous electrolyte secondary battery An electric power generating element of a battery is covered with an electric conductor including a positive conductor member electrically connected to a positive plate, a negative conductor member electrically connected to a negative plate, and a separating member.... | 06/13/2006 |
| 6994936 | Nonaqueous electrolyte secondary battery The present invention is characterized in that a nonaqueous electrolyte contains a sultone compound having unsaturated bonds, and the present invention thereby aims at suppressing the swelling of a nonaqueous electrolyte secondary battery, as represented by a lithiu... | 02/07/2006 |
| 6958199 | Battery A battery is provided with a battery body and a single input-output terminal fixed thereto which has a positive terminal and a negative terminal electrically insulated from each other. Because of such a structure of the battery, it can be easily connected to an elec... | 10/25/2005 |
| 6924064 | Positive active material for non-aqueous electrolyte secondary battery and non-aqueous electrolyte secondary battery comprising same A positive active material for non-aqueous electrolyte secondary battery is provided comprising lithium manganese oxide having such a spinel structure that the half-width (2θ) of the reflection peak corresponding to 440 plane as determined by X-ray diffractometry u... | 08/02/2005 |
| 6920404 | Method of detecting residual capacity of secondary battery Correlations between a residual capacity of a secondary battery and 4 parameters of an internal resistance, temperature, a discharge current and one of an open circuit voltage and a discharge voltage of the secondary battery are previously determined and a contour m... | 07/19/2005 |
| 6916578 | Positive electrode active material for secondary cell, method for producing the same and nonaqueous electrolyte secondary cell comprising the same The positive active material for a secondary battery of the present invention is β-FeOOH containing at least one element selected from the group consisting of B, P, S, Li, Na, K, Mg, Al, Ca, Sc, Ti, V, Cr, Mn, Co, Ni, Cu, Zn, Zr, Pb and Sn which shows a diffraction... | 07/12/2005 |
| 6893776 | Positive active material for non-aqueous electrolyte secondary battery and non-aqueous electrolyte secondary battery comprising same A positive active material for a non-aqueous electrolyte secondary battery includes a lithium-nickel composite oxide represented by the compositional formula LiaNi1−b−cCObMncO2 (a≦1.09, 0.05≦b≦0.35, 0.... | 05/17/2005 |
| 6882109 | Electric discharge lamp The reliability of the airtight sealed section is improved by providing a metallic or ceramic insertion member at a portion positioned between an electricity introducing member and a narrow tube in the airtight sealed section. The difference between the inner diamet... | 04/19/2005 |
| 6866960 | Electrodes for fuel cell and processes for producing the same An electrode for a fuel cell of the invention comprises a cation-exchange resin, carbon particles and a catalyst metal which is amorphous. The electrode has high activity, a high catalyst utilization and high CO tolerance and is highly active in the electrochemical ... | 03/15/2005 |
| 6835214 | Process for the production of non-aqueous electrolyte battery A process for the production of a non-aqueous electrolyte battery which comprises a polymer layer forming step of forming a polymer layer on one side of at least one of a positive electrode, a negative electrode and a separator and an electricity-generating element ... | 12/28/2004 |
| 6811925 | Nonaqueous electrolyte secondary cell and a tungsten or molybdenum substituted lithium positive electrode active material A positive active material for nonaqueous electrolyte secondary batteries which has a higher capacity and improved thermal stability in a charged state and is less expensive compared to the current active material of LiCoO2 is provided by a lithium compou... | 11/02/2004 |
| 6800397 | Non-aqueous electrolyte secondary battery and process for the preparation thereof In accordance with the non-aqueous electrolyte secondary battery of the invention and the process for the preparation thereof, charging is carried out with a combination of a positive electrode provided with excess lithium and a negative electrode in order to cause ... | 10/05/2004 |
| 6797429 | Non-aqueous electrolytic secondary cell A nonaqueous secondary electrolytic battery comprising an electricity-generating element formed by spirally winding a laminate of a positive electrode plate, a separating material and a negative electrode plate, and an electrolytic solution with which the separating... | 09/28/2004 |
| 6777135 | Nonaqueous electrolyte secondary cell The non-aqueous electrolyte secondary battery of the present invention comprises, e.g., a positive electrode 6, a negative electrode 5, a polymer membrane 1 containing carbon powder or the like, and a separating membrane layer 7 for preve... | 08/17/2004 |
| D491138 | Lead acid battery | 06/08/2004 |
| 6730404 | Composite active material and process for the production thereof, electrode and process for the production thereof, and non-aqueous electrolyte battery The high rate discharge performance and cyclability are improved. A battery having a hich capacity density and excellent cyclability and safety performance can be produced. A composite active material provided with a polymer on the surface of a carbon-based active m... | 05/04/2004 |
| 6730427 | Electrode for fuel cell and method of manufacturing the same Catalyst material containing two or more kinds of metal elements or/and silicon are mainly carried in proton conductive passages of a solid polymer electrolyte and the surface of each of carbon particles which abut on each the proton conductive passages. ... | 05/04/2004 |
| 6724144 | Discharge lamp An arc tube 6 of discharge lamp comprises a main tube body 11 of translucent ceramic sealed with a terminal plate 13 at both ends thereof. The main tube body 11 comprises integrally a large diameter portion 11A, a tapered portion | 04/20/2004 |
| 6722900 | Power plug with elastic pieces for positioning A prismatic (18) having a square cross-section is provided in a rotation shaft (16) to which plug terminals (14) are fixed. The rotation shaft (16) is sandwiched between a pair of elastic pieces (17a), (17a) of... | 04/20/2004 |
| 6716555 | Positive active material for secondary battery, process for preparation thereof and non-aqueous secondary battery comprising same The positive active material for secondary battery according to the invention comprises O, Fe in an amount of higher than 25% by weight, and V in an amount of from higher than 0% by weight to less than 35% by weight. The positive active material, when it is free of ... | 04/06/2004 |
| 6703755 | Brush-equipped motor and method of exchanging brushes thereof It is to provide a brush-equipped motor enabled to be used for a long time without performing operations and without interruption even when the brush wears out. When a rotor is caused to perform a turning operation, cam projections similarly start to perf... | 03/09/2004 |
| 6696199 | Battery An insulating sleeve 6 made of ceramic hermetically fixed into an opening in a terminal supporting plate 7 in a battery sheath made of metal, a positive terminal 4 made of an aluminum alloy or negative terminal 5 made of a copper alloy is inserted in the ... | 02/24/2004 |
| 6682847 | Aluminum battery casing with corrosion preventing film In a battery having a aluminum or aluminum alloy casing welded to and aluminum or aluminum alloy cover, a film of a synthetic resin and a corrosion preventing agent is formed on the outer surface of the battery raising and an electrolyte comprising hydrof... | 01/27/2004 |
| 6676713 | Process for producing electrode of nonaqueous electrolyte battery In a process for producing an electrode of a nonaqueous electrolyte battery, an electrode and a polymer paste are prepared. The electrode is made of a metal as a current collector and an active material layer thereon. The polymer paste has a polymer disso... | 01/13/2004 |
| 6674265 | Operation method for secondary battery and secondary battery device For charging a secondary battery, at least two operation modes including first and second operation modes, in which the secondary battery is charged to predetermined charge end voltages different from each other, are established. Both life and capacity of... | 01/06/2004 |
| 6653013 | Current collecting lugs in a cylindrical battery A battery comprising an electricity-generating element comprising a strip-form positive electrode, a strip-form negative electrode, and a strip-form separator, said positive electrode and said negative electrode being spirally wound through said separator... | 11/25/2003 |
| 6638661 | Battery and producing method thereof A battery has a battery case body made of aluminum or aluminum alloy, and a battery cover fitted into the battery case body made of aluminum or aluminum alloy. The battery case body and said battery cover have bonding areas, respectively, which are connec... | 10/28/2003 |
| 6620551 | Positive plate current collector for lead storage battery and lead storage battery comprising the same A lead acid battery can be obtained which exhibits excellent life properties while keeping the level of self-discharging and electrolyte loss equal to that of those comprising a Pb--Ca alloy collector. In other words, the present invention lies in a positive c... | 09/16/2003 |
| 6617076 | Separator for nonaqueous secondary battery and nonaqueous secondary battery using the same The present invention provides a nonaqueous secondary battery and a separator to be used therein. The separator comprises a polyolefin membrane containing one or more conjugated polyene compounds provided on the surface thereof. The nonaqueous secondary b... | 09/09/2003 |
| 6592934 | Gas diffusion electrode, solid polymer electrolyte membrane, process for the production thereof and solid polymer electrolyte fuel cell A gas diffusion electrode for solid polymer electrolyte fuel cell comprising a gas diffusion electrode and a catalyst layer, characterized in that the catalyst layer is provided with a catalytic substance and an ion exchange resin having pores. In this ar... | 07/15/2003 |
| 6576363 | Solid polymer electrolyte-catalyst composite electrode, electrode for fuel cell, and process for producing these electrodes A porous solid polymer electrolyte-catalyst composite electrode according to the present invention contains: a solid polymer electrolyte; a catalyst particles; an electron-conductive material which is supported on a proton-conductive area in the solid pol... | 06/10/2003 |
| 6562446 | Multi-layer polymer electrolyte-membrane, electrochemical apparatus and process for the preparation of multi-layer polymer electrolyte membrane A multi-layer polymer electrolyte membrane having a polymer electrolyte layer and a porous polymer electrolyte layer with three dimensional network pores on the former polymer electrolyte layer is provided. The polymer electrolyte layer can be provided on... | 05/13/2003 |
| 6558842 | Positive active material for alkaline battery and electrode using the same A nickel hydroxide positive active material for an alkaline battery contains nickel hydroxide powder having a nickel valence of greater than 2; and a cobalt compound having a cobalt valence of greater than 2, which is formed on the surface of said nickel ... | 05/06/2003 |
| 6548211 | Negative electrode plate for lead storage battery Graphite powder having a mean particle size not larger than 30 μm is added to a negative electrode plate for a lead storage battery. Preferably, the amount of graphite powder added is in the range of from 0.3% to 2% by weight. Preferably, vein powder is ... | 04/15/2003 |
| 6544683 | Cylindrical battery The present invention provides a cylindrical battery excellent in impact resistance. A novel cylindrical battery is provided comprising a cylindrical battery main body received in a closed-end cylindrical metallic container, characterized in that the cyli... | 04/08/2003 |
| 6538379 | Discharge lamp A discharge lamp comprises an arc tube 6 made of a translucent ceramic dosed with a metallic halide. The discharge is conducted between electrodes 20 disposed in the arc tube 6. The arc tube 6 comprises a main tube body 11 having a large diameter portion ... | 03/25/2003 |
| 6534218 | Electrode for nonaqueous electrolyte battery The following aspects (1) to (4) of the present invention can provide an electrode for a nonaqueous electrolyte battery having excellent safety and charged storage properties and good high rate charge-discharge properties. (1) An electrode for nonaqueous ... | 03/18/2003 |
| 6528201 | Electrode for fuel cell and process for producing the same An electrode for fuel cell is made of a solid polymer electrolyte-catalyst composite electrode containing a cation-exchange resin, carbon particles and a catalyst metal. The catalyst metal is loaded mainly on the surface of the carbon particles in contact... | 03/04/2003 |
