Well this is certainly an easy story to make fun of. Patently Apple directs us to a patent filing from Google which appears to resemble, in rather specific detail, a patent diagram from one of Apple's own patent filings.
What you see above is a Google patent drawing detailing how presence detection might be implemented in future Chromebooks.
Below is a patent drawing from Apple from an already granted patent. Notice anything in common? Or rather, a more appropriate question or challenge would be to point out any differences between the two diagrams. Indeed, the only difference I see is that that video