He is mentioned by name by a radio announcer in the unfinished episode Succubus!, and is named for real life composer Antonio Vivaldi. It is not known if he has the same first name as Vivaldi, however.
The official show pitch and description for SWAT Kats: The Radical Squadron. It was recently revealed that Lance Falk wrote the content for this package. The text of the packet has been transcribed below for easier reading. A full gallery is available on the second page.