Wireless power demos abound at CEATEC, and RohmSemiconductor had their own variant on hand with a complete mix of direct-draw gadgets, along with the omnipresent charging iPhone 4 (or was it a 4S?).
Most semiconductor makers have been savaged by falling prices, but Rohm, the world's largest maker of specialist microchips, has maintained margins by adding extra functions to its devices.