Au2000
Casio1957Casio Hitachi Mobile Communications2004
Denso1949FCNTChūōrinkan
Fujitsu1935Fujitsu Mobile Communications2010
Hitachi1910
Japan Radio Company1915
KDDI1984
Kenwood Corporation1946
Kyocera1959LIMNO Co., Ltd.1996
Mitsubishi Electric1921
NEC1899NEC Mobile Communications2010Optoelectronics1976
Panasonic Corporation1918Panasonic Corporation1918
Panasonic Mobile Communications2013
Pioneer1938
Sanyo1947
Sharp Corporation1912
SoftBank Mobile1984
Sony1946
Sony2021Sony Mobile Communications2001
Toshiba1875