1.Murata Manufacturing Co. Ltd.
2.Panasonic Corporation
3.Maxell Holdings
Ltd.
4.Energizer Holdings Inc.
5.Toshiba Corporation
6.Berkshire Hathaway Inc. (Duracell International Inc.)
7.Seiko Instruments Inc.
8.Renata AG SA
9.Camelion Battery Company Limited
10.East (Shenzhen) Technology Co. Ltd.