Elon Musk and Lenovo chairman and CEO Yang Yuanqing were feted this week in San Francisco along with innovators in a broad range of tech fields at the annual Edison Awards gala.

The black-tie awards reception held at the Julia Morgan Ballroom in the historic Merchants Exchange Building put a capper on a two-day slate of seminars, talks, and demos featuring speakers and companies representing industries ranging from computing and robotics to health care and cosmetics.