YouTube does not yet have many videos about patents, and surprisingly there does not seem to be a TED talk on the role of patents in the economic system. The following videos were identified in a brief review of patent videos available from YouTube. They may be useful as teaching tools or to show the sorts of resources that are available to inventors and companies. Simply click on the title to see the video.
You may also be interested in seeing a rather surreal promotional film made by Holly IP. It is a concept film which requires you to read the accompanying notes to make sense of it. It can be accessed here.