sentence: handsets manufacturers the following manufacturers currently market and sell handsets within japan : japanese fujitsu-toshiba ( fujitsu / toshiba ) kyocera nec-casio ( nec / casio / hitachi ) panasonic sharp sony non-japanese apple research in motion htc lg electronics huawei samsung zte motorola sanyo electric , although formerly an independent manufacturer of handsets , sold its handset business to kyocera in 2008 .