Ricoh has a patent for a camera with a built-in dock for a smart phone.
Another Ricoh patent is for infrared AF assist lamp (Nikon recently filed a similar patent).
Canon has a patent for a new 24-300mm f/4-5.6 lens.
Fuji has a patent for a 7.8mm f/2.6 lens designed for 1/1.2" sensor.
