Inventor
SAEKI MITUO
JP9 patents
Patents
9 patentsUS6008629ADec 28, 1999
Charging-and-discharging device for an electronic apparatus, and an electronic apparatus including the same, utilizing a charging device providing a constant charging current
FUJITSU LTD43 citations96
US5808444ASep 15, 1998
Charging-and-discharging device, battery pack and electronic apparatus including them
FUJITSU LTD44 citations96
US5801514ASep 1, 1998
Charging-and-discharging control device, a battery pack, and an electronic apparatus with improved charge and discarge control
FUJITSU LTD78 citations96
US5905361AMay 18, 1999
Charging-and-discharging device, constant-voltage and constant-current control circuit, and electronic device
FUJITSU LTD68 citations94
US5717256AFeb 10, 1998
Power supply apparatus and electronic appliance equipped with the power supply apparatus
FUJITSU LTD29 citations92
US5625237AApr 29, 1997
Remove power source device having improved capacity indication capability, and an electronic device using the removable power source device
FUJITSU LTD42 citations92
US5610450AMar 11, 1997
Power supply apparatus for efficiently utilizing battery and electronic apparatus using the power supply
FUJITSU LTD63 citations92
US5872445AFeb 16, 1999
Power supply device having low internal power consumption and electronic appliances using said power supply device
FUJITSU LTD18 citations84
US5572412ANov 5, 1996
Power supply with heated protection diode
FUJITSU LTD5 citations62