1
Hidetoshi Kato, Nobuo Mayumi, Masatoshi Togawa: Battery condition detecting apparatus and charge control apparatus for automobile. Nippondenso, Cushman Darby & Cushman, May 2, 1995: US05412323 (162 worldwide citation)

A battery condition detecting apparatus includes a current detecting apparatus, a voltage detector and a current accumulator of a battery. The battery condition detecting apparatus detects a first battery capacity when an engine is started based on the battery voltage and battery current when the st ...


2
Hidetoshi Kato, Fuyuky Maehara, Nobuo Mayumi: Battery voltage regulating system. Nippondenso, Cushman Darby & Cushman, February 3, 1987: US04641079 (88 worldwide citation)

The battery voltage regulating system for vehicle use of this invention controls the energization of an alternating-current generator by a generation control circuit responsive to a battery voltage in normal operation. However, if a fault condition such as the damage of a resistor of the generation ...


3
Hidetoshi Kato, Nobuo Mayumi, Masatoshi Togawa, Keiichiro Banzai, Takeshi Sada, Hirohide Sato: Battery condition detecting apparatus and charge control apparatus for automobile. Nippondenso, Cushman Darby & Cushman, January 18, 1994: US05280231 (44 worldwide citation)

A battery condition detecting apparatus includes a current detecting apparatus, a voltage detector and a current accumulator of a battery. The battery condition detecting apparatus detects a first battery capacity when an engine is started based on the battery voltage and battery current when the st ...


4
Toshiyuki Kawai, Daisuke Makino, Mitsunobu Uchida, Hidetoshi Kato, Torahiko Sasaki: Battery condition detection method. Nippondenso, Nippon Soken, Toyota Jidosha Kabushiki Kaisha, Cushman Darby & Cushman IP Group of Pillsbury Madison & Sutro, October 21, 1997: US05680050 (35 worldwide citation)

A battery condition detecting method is provided which includes the steps of setting a current required during standard discharge of a battery as a set current, detecting a discharge current and a voltage of the battery, determining a battery voltage when the battery discharge the set current based ...


5
Hidetoshi Kato, Hiroshi Shibata, Tooru Aoyama, Kouji Tanaka: Charging control apparatus for vehicle. Nippondenso, Cushman Darby & Cushman, October 20, 1992: US05157321 (30 worldwide citation)

In a charging control apparatus for a vehicle for controlling generation of electric power from a vehicle's generator charging a battery, the rate of increase in the field current of the generator is increased when an electrical load is connected to the generator. A switch is connected in series wit ...


6
Hidetoshi Kato, Nobuo Mayumi, Shin Kusase, Hajime Matsuhashi: Voltage regulator for alternating current generator. Nippondenso, Cushman Darby & Cushman, January 6, 1987: US04634954 (28 worldwide citation)

A voltage regulating system for an automotive vehicle having a switching transistor connected to a field winding of an alternating current generator and a regulator for comparing a battery voltage with a reference value and for driving the transistor into a conductive state when the battery voltage ...


7
Hiroshi Shibata, Fuyuki Maehara, Akira Shintai, Hidetoshi Kato: Resin sealed semiconductor device and a method for making the same. Nippondenso, Cushman Darby & Cushman, September 18, 1990: US04957876 (19 worldwide citation)

This invention provides a resin sealed IC regulator, which comprises a first connecting terminal electrically connected to a generator, a second connecting terminal electrically connected to a device other than the generator, a monolithic IC which controls an operation of the generator, mounted on a ...


8
Fuyuky Maehara, Hidetoshi Kato: Voltage regulator for alternator of vehicle. Nippondenso, Cushman Darby & Cushman, June 2, 1987: US04670704 (17 worldwide citation)

A voltage regulator maintains an output voltage of an alternator of a vehicle to a voltage in the vicinity of a preset voltage. The voltage regulator has a microcomputer for setting the OFF duty ratio, a switching circuit for switching on or off an electric current flowing through a rotor coil of th ...


9
Junichi Iino, Hidetoshi Kato: Cell voltage detecting device for combination battery. Denso Corporation, Pillsbury Madison & Sutro, August 15, 2000: US06104164 (14 worldwide citation)

A device for detecting a voltage of an individual unit cell included in a combination battery consisting of a number of unit cells connected in series. The unit cells are divided into several groups, and a voltage divider circuit having a cell-side resistor and a reference-side resistor is connected ...


10
Hidetoshi Kato: Apparatus and method for engine idle speed control. Nippondenso, Cushman Darby & Cushman, January 3, 1989: US04794898 (14 worldwide citation)

In a battery charging system for an automobile, the conduction rate of a switching circuit which controls field current of the generator is detected, while engine speed is also detected. Since the conduction rate represents the actual amount of electricity generated by the generator, the conduction ...