Finnegan, Henderson, Farabow, Garrett & Dunner, L.L.P.
Battery set structure and charge/discharge control apparatus for lithium-ion battery
 A battery charge circuit using a constant voltage/constant current to power charge a plurality of battery packs, a current detection circuit to detect a charge current according to a predetermined value, and control mechanisms to maintain a constant voltage charge mode when the charge current value drops below a set value within the battery pack. 
Kabushiki Kaisha Toshiba
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Masaru Hisao Masahiko Naoki Masahiko Nobuyuki Katsuo Hirohito Hironori Keiichi Akihiko Masanori Yuichiro Masayasu Shigeru Yoshiaki Shizuo Naoki
Harashima Tsukazawa Kasashima Tashiro Hagiwara Hosoya Ozawa Motomiya Ito Mitsui Uchida Morita Hino Tanaka Sekine Ukiya Morioka Isooka