SANTA CLARA, Calif.--(BUSINESS WIRE)--Intevac, Inc. (Nasdaq:IVAC) announced today that company management is scheduled to participate in the following investor event:   B. Riley & Co. 16th Annual Investor Conference Loews Hollywood Hotel, Los Angeles, CA Event Dates: May 12-14, 2015 Presentation Time: 11:00am PDT on May 13, 2015   The investor slides and a webcast of the presentation will be available through the presentations link on the investor page of the company’s website for a limited