Inventor
KOKUGA TOSHIHARU
JP12 patents
Patents
12 patentsUS6040680AMar 21, 2000
Rechargeable battery pack and charging stand for charging the rechargeable battery pack by electromagnetic induction
SANYO ELECTRIC CO229 citations99
US6016046AJan 18, 2000
Battery pack
SANYO ELECTRIC CO207 citations98
US5955868ASep 21, 1999
Battery charging apparatus having battery attachment sections for charging batteries at different rates or timing
SANYO ELECTRIC CO50 citations92
US5617009AApr 1, 1997
Rechargeable battery charging circuit which sets supplemental charging capacity according to ambient temperature
SANYO ELECTRIC CO28 citations92
US5608305AMar 4, 1997
Method and apparatus for compulsory discharging lithium-ion battery to prevent quality degradation
SANYO ELECTRIC CO26 citations92
US5606240AFeb 25, 1997
Battery charger
SANYO ELECTRIC CO34 citations92
US5596259AJan 21, 1997
Method of charging a secondary battery
SANYO ELECTRIC CO34 citations92
US5554920ASep 10, 1996
Rechargeable battery charging method
SANYO ELECTRIC CO24 citations92
US5519302AMay 21, 1996
Battery charger which suspends charging according to a voltage drop and restarts charging according to battery temperature
SANYO ELECTRIC CO38 citations92
US5589755ADec 31, 1996
Method and apparatus for charging a secondary battery
SANYO ELECTRIC CO41 citations91
US5642032AJun 24, 1997
Charging method for a battery assembly including a plurality of secondary batteries
SANYO ELECTRIC CO18 citations83
US6501247B2Dec 31, 2002
Method of displaying full-charge-state
SANYO ELECTRIC CO9 citations73