Don't lump me in with the cryptocurrency maniacs. Most software engineers also see blockchain as useless when applied to the domains you listed.
You also may want to reevaluate your initial thoughts on what representations of value can do for each of these use cases.
A quick example: A secure means of sharing information and value across devices is a building block for the internet of things. How would such a standard exist and how would the value distribution become agreed upon?
There are many crypto currencies in the space
edit: removed coin reference, really not trying to convince anyone to buy anything, just re-evaluate prejudices
Using centralized systems. Why would a more expensive distributed not-quite-trustless system be better than a far simpler and cheaper system built on centralized trusted authorities?