The first patent application 2011-128499 is for a way to reduce the flange focal distance and is obviously for Nikon's upcoming mirrorless camera. On one of the drawings the camera has a built-in viewfinder (50):
From the patent:
"However, the camera which does not have a movable mirror for a miniaturization and slimming down of a camera is developed in recent years. In such a camera, the point of contact and the shutter are close.
The problem of this invention is attaining the further miniaturization of a camera using the physical relationship of a point of contact and a shutter.
This invention solves said problem by the following solving means. In order to understand easily, the mark corresponding to the embodiment of this invention is attached and explained, but it is not limited to this."
This is another drawing of Nikon's mirrorless mount:
Patent application 2011-133717 filed in Japan is for a lens cap that can easily be attached to the camera's strap. PetaPixel has a nice visual on how this should look: