Olympus filed a new patent for 12mm f/1.0 and 14mm f/1.0 Micro Four Thirds lenses.
Canon filed a patent for a 24-85mm f/3.5-5.6 and EF24-70mm f/4L IS USM lenses.
Ricoh's latest patent is for a 24mm f/2 lens designed for APS-C mirrorless cameras (of 35mm equivalent).
