Lithium polymer battery charger apparatus for charging a plurality of equal charge point lithium polymer battery cells prevent overcharging of any cell, whether the cells are arranged in a series stack or are arranged in parallel. When the cells are connected in a series stack, a power supply ...http://www.google.fr/patents/US5747968?utm_source=gb-gplus-shareBrevet US5747968 - Lithium polymer battery charger apparatus
