None of them, except Google (presumably), has patents on those technologies in the first place, so they would get no royalties. This is a clever defense of com

None of them, except Google (presumably), has patents on those technologies in the first place, so they would get no royalties. This is a clever defense of companies that use WebM against someone else (like mpeg la) trying to form a patent pool for it and attack them. They would score big if they convinced some of the h264 patent holders to join them.