Measuring devices for measuring distance between cars by using laser beam; radar devices for sensing distance between cars; automatic controller for controlling distance between cars; obstacle detection device for automobiles; pedestrian detection devices for automobiles; sensors for measuring incidence of light from outside of car; electric automatic door openers and closers; electronic keys incorporating electronic circuit for remote opening and closing of car doors and remote starting of engines; remote opening and closing devices for car doors to respond to electronic keys incorporating electronic circuit; keyless entry and ignition switch systems for automotive vehicles comprised of remote controllers and receivers installed in cars; passive entry systems including remote controller and a receiver installed in the car; immobilizer systems including remote controllers and receivers installed in cars; remote controllers for starting car engines; portable electronic devices for remote monitoring charging status of electric cars; remote control devices for charging electric cars; remote control devices for operating in-car devices; in-car electronic image processor; electronic image processor; in-car image sensors, namely, image sensors for monitoring areas within and surrounding cars; central processing units for controlling car automatic sliding car doors; central processing units for controlling automatic car tailgates; central processing units for controlling lightning-up or switching-off of car room lamps; central processing units for controlling lighting-up, switching-off or irradiation angle of headlights; central processing units for monitoring and controlling of charge and discharge of car batteries; headlight turn-on/off controller operated by detecting the brightness of area surrounding a car; controller for detecting turn direction of car and adjusting irradiation direction and area of headlight of car; centering apparatus for door mirror; electronic opening and closing switch for car windows; electronic hazard switch; electronic steering switch; electronic door lock switch; electronic window lock switch; trapping prevention control devices, namely, control apparatus for jam protection for car doors and windows; electronic opening and closing switch for side stand for motorcycle; electronic apparatus for adjusting position of electric car seat; dc/dc converters and dc/ac converters; alarm devices detecting air failure of automobile-tire through various sensors; tire pressure transmitters; tire pressure receivers; electric opening and closing system for car window

Power steering devices, namely, electronic power steering equipment and electronic hydraulic power steering equipment; key illumination devices, namely, lights for illumination of ignition keyholes of automobile