Two new macro lens patents: Tamron 90mm f/2.8 and Sigma 180mm f/2.8.
Another patent shows Tamron is also working on a 45mm f/2.8 Macro VC lens for Four Thirds cameras and another 60mm f/2.8 Macro VC lens for APS-C cameras.
Olympus patented a 3D lens adapter that will achieve 3D effects with a regular camera and lens.
Sony patented an organic image sensor. They also filed another patent for a honeycomb designed image sensor (Sony have already filed a similar patent in the past):
