| Patent Number |
Title Of Patent |
Date Issued |
| 6755745 |
Display control with fewer amounts of data in game system |
June 29, 2004 |
| By using a unique display control technique, game images are provided, in which characters can be displayed in different poses with a limited-capacity memory area. Both image data corresponding to each of a plurality of blocks obtained by dividing a character to be displayed in a gam |
| 6650090 |
Battery pack and signal transmission system |
November 18, 2003 |
| A battery pack BP having terminals T1, T2, and T3, a detecting circuit, a signal generating circuit, a temperature, voltage, and current detecting circuit, a switching circuit, and a secondary battery connected to the switching circuit. A first external signal generating unit may be |
| 6291965 |
Battery charger |
September 18, 2001 |
| A battery cartridge has a communication terminal from which control signals are sent to a charging adapter to deliver various pieces of information necessary for electrically charging the battery cartridge, such as charging stop information, capacity information, full charge information, |
| 6124700 |
Charging method, charging equipment, and integrated circuit |
September 26, 2000 |
| When a secondary battery such as a lithium ion battery, etc. requiring constant-voltage charging is charged, the battery voltage and charging current of the secondary battery are detected under a specified state, and in accord with the detected state, a voltage at which charging is carri |
| 6118255 |
Charging apparatus, secondary battery apparatus, charging system, and charging method |
September 12, 2000 |
| An over-charging voltage is supplied from a voltage detecting circuit 39 to a priority controlling circuit 46 and a switch circuit 43. A voltage detecting circuit 41 detects a terminal voltage of a secondary battery BT (namely, an over-charging voltage) and supplies the voltage to the |
| 6066939 |
Secondary battery pack |
May 23, 2000 |
| A secondary battery pack includes first and second terminal portions connected to a load device or a charging device, a secondary battery, a voltage detecting means for detecting a voltage applied to the secondary battery or a battery voltage of the secondary battery, a switch means |
| 6028415 |
Charging control method and charging control device |
February 22, 2000 |
| A charging control method and apparatus for controlling the charging of a secondary battery includes a charging unit that outputs a constant voltage and constant current and a battery unit that includes a secondary battery. The charging unit has a constant voltage constant-current circui |
| 5991170 |
Equipment and method for transmitting electric power |
November 23, 1999 |
| In an electric power transmission device which transmits electric power between a primary coil and a secondary coil, a resonant frequency of the secondary coil side is arranged to become higher than a frequency of an oscillation signal of the primary coil side, so that a capacitance can |
| 5982153 |
Charger system switchably connects a smoothing capacitor and resistor and charging controller ba |
November 9, 1999 |
| A battery charging system detects a secondary battery terminal voltage and selectively controls a first switch to connect/disconnect a series-connected smoothing capacitor and resistor to ground to present an impedance greater than the battery impedance and further controls a second |
| 5982151 |
Battery charger and battery charging method |
November 9, 1999 |
| In a battery charger, current regulating means and voltage regulating means can be prevented from damages. In the case where a loss of current regulating means (11) or voltage regulating means (12) exceeds an allowable loss, pulse width modulating means (15, 16) for generating a puls |
| 5945805 |
Cell evaluating method and cell evaluating apparatus |
August 31, 1999 |
| A cell evaluating method for evaluating characteristics of a secondary cell which can be repeatedly charged and which includes a step of detecting a cell voltage after a predetermined first charge operation for the cell is started, a step of, if the detected cell voltage is smaller than |
| 4733873 |
Mechanical seal |
March 29, 1988 |
| A mechanical seal, such as may advantageously be used for an automotive water pump or the like, in which the amount of frictional torque is significantly reduced. The seal includes a follower ring through which a rotary shaft rotatably passes and a seat ring rotated by the shaft. Rec |
