The article IS pretty vague. From what I can gather Kodak's plan is a two-fold approach that leverages a Bitcoin-like blockchain. This blockchain would be used as both an invisible watermark of sorts, used to protect individual images, while also creating an environment to pay photographers licensing fees for those photos.Read it, not exactly understanding what they are trying to accomplish.
A couple weeks ago several failing companies added the word blockchain to their name and their stock price went up a lot.