Face-ID
One example is Apple's FaceID, developed at great expense, released on 3 November 2017.
Which is technology they bought in. It was also used in the Lumia 950 a couple of years before Apple got their mits on it. The iPhone X version was a generation or two further on than the Lumia 950, but it is essentially the same technology, from the same company; just that it is now a division of Apple.
Also, the Hauwei version debuted on the P20 and P20 Pro during the summer.