About 45 results
https://drivepatents.com/patents/1087652 · 28 Apr 2004
A detecting method for detecting internal resistance of an inspective rechargeable battery when said inspective rechargeable battery is charged by the constant current-constant voltage charging regime, said detecting method comprising at least a step (a) w...
https://drivepatents.com/patents/1088197 · 14 Apr 2004
A recovering process for recovering the constituent components of a sealed type battery, comprising at least a cathode, an anode and an electrolyte sealed in a battery housing, characterized in that said process includes a step (a) of decreasing the ionic ...
https://drivepatents.com/patents/1088851 · 17 Mar 2004
A control unit regulates a display device to show an image at a position according to the position and azimuth of the vehicle and the measured head position, on the front windshield portion (131). A vehicle measurement unit (120) measures a position and az...
https://drivepatents.com/patents/1089635 · 18 Feb 2004
A power converter is installed for each solar cell, and electric power having a low voltage and a relatively large electric current is input to the power converter, thereby reducing as much as possible the wiring work which greatly raises the cost of an el...
https://drivepatents.com/patents/1091905 · 12 Nov 2003
Although increasing the switching frequency is effective to downsize a power supplying apparatus, the switching loss of a switching element increases if the switching frequency is increased. In a power supplying apparatus including a transformer having a v...
https://drivepatents.com/patents/1093858 · 27 Aug 2003
The invention relates to solid polyelectrolyte membranes and processes for their production. As solid polyelectrolyte materials, there have been known fluoropolymers which have perfluoroskeletons and side chains bearing sulfonic acid groups and heat-resist...
https://drivepatents.com/patents/1093892 · 27 Aug 2003
A rechargeable lithium cell comprising an anode, a separator, a cathode, and an electrolyte or an electrolyte solution, characterized in that said anode comprises (a) a metal capable of being alloyed with lithium and (b) a metal incapable of being alloyed ...
https://drivepatents.com/patents/1095838 · 21 May 2003
An electrode material for a rechargeable lithium battery, characterized in that said electrode material comprises a fine powder of a silicon-based material whose principal component is silicon element, said fine powder having an average particle size (R)in...
https://drivepatents.com/patents/1097642 · 12 Mar 2003
A solar cell array having an exposed electroactive portion is connected to a system power supply through an insulation transformer, a ground-fault interrupter is provided between the solar cell array and the system power supply, and a ground-fault detector...
https://drivepatents.com/patents/1099942 · 4 Dec 2002
A solar-battery array comprising a plurality of solar batteries, which is characterized by satisfying the relationship of V2 < 0 and V1 + V2 > 0, where V1 is the voltage to ground of the positive-pole terminal at the time of maximum output of the solar-bat...