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Inventor: Osawa; Takeshi
Address: Takasago, JP
No. of patents: 3
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 7554300 |
Car power source apparatus |
June 30, 2009 |
| The car power source apparatus is provided with a plurality of batteries, a temperature detection circuit, and an abnormal temperature rise prevention circuit. The temperature detection circuit detects electrical resistance change of a plurality of temperature sensors via a voltage c |
| 7304402 |
Car power source apparatus |
December 4, 2007 |
| The car power source apparatus switches a pair of contactors (driving battery relays) connected to positive and negative output sides of a driving battery via a switching circuit with an auxiliary battery as power supply. The switching circuit is provided with a voltage detection cir |
| 7026788 |
Battery leakage detection circuit for electric vehicle and leakage detection method for electric |
April 11, 2006 |
| The present provides a leakage detection circuit for an electric vehicle, and so on, capable of calculating a leakage resistance. The leakage detection circuit for an electric vehicle detects a current I.sub.g11(t.sub.1) that flows in leakage resistances R.sub.a and R.sub.b when one |
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