The latest patents from Canon, Ricoh and Apple
Ricoh files a patent for a 200mm f/2.8 full frame lens (for Pentax K-1).
Canon EF-M 16-80mm f/2-6 STM lens patent.
Canon EF-M 9-18mm f/3.5-4.5 STM APS-C mirrorless lens.
Canon has a patent for metal housing that can fit the Wi-Fi and GPS modules.
Apple patents ultra-compact folding (zoom?) telephoto lens for mobile devices.