Duracell Inc.; Energizer Holdings Inc.; Panasonic Corp.; Spectrum Brands Holdings Inc.; Toshiba International Corp.; Camelion Batterien GmbH; Sony; FDK Corp.; Samsung Electronics; Nanfu (China); Maxell Holdings Ltd.; GP Batteries International Limited; PKCELL (China); Zhongyin (Ningbo) Battery; EVE Energy Co. Ltd. (China); Rayovac; Fujitsu; MUSTANG; EVEREADY; Zhejiang Mustang Battery Co. Ltd.