AI device startup that sued OpenAI and Jony Ive is now suing its own ex-employee over trade secrets

A secretive competition to pioneer a new way of communicating with artificial intelligence chatbots is getting a messy public airing as OpenAI fights a trademark dispute over its stealth hardware collaboration with legendary iPhone designer Jony Ive.

In the latest twist, tech startup iyO Inc., which already sued Ive and OpenAI CEO Sam Altman for trademark infringement, is now suing one of its own former employees for allegedly leaking a confidential drawing of iyO’s unreleased product.

At the heart of this bitter legal wrangling is a big idea: we…