Tech Jacket is a six issue American comic book created by writer Robert Kirkman and artist E. J. Su, published monthly by Image Comics in November 2002 to April 2003. Starting in Invincible #71, an 8-part backup series ran, continuing the storyline from the original series. In the main comic, Tech-Jacket joined the Viltrumite war. This was followed by a new comic book series which ran twelve issues (July 2014 to December 2015). All issues have been collected into 4 graphic novels.