ROHM Semiconductor(3) C&K Switches(14) Comus International(19) E_Switch(1) Magnasphere Corp.(2) NKK Switches(3) OSRAM Opto Semiconductors(1) Omron Electronics Inc EMC Div(5) Parallax(1) Panasonic Electric Works(6) Radio Bridge Inc.(3) Sharp Microelectronics(3)