This week we're learning about patents - what they are, and who wants one. And by analysing the global demand for patents, we can see future trends in tech.

Also in this edition of Tech Life, what are doctors and patients around the world saying about the use of artificial intelligence in hospitals ? And we'll be finding out about Google's latest injection of AI into online search.

We enjoy reading the messages being sent in about the one item of tech you simply can't do without. If you want to tell us about your must-have piece of tech, please get in touch by emailing [email protected] or send us a Whatsapp message or voice memo on +44 330 1230 320.

Presenter: Zoe Kleinman

(Image: A photo of a woman with a lightbulb sticker on her forehead, indicating she's had an idea. Credit: Peter Dazeley/Getty Images)