The Gerber Hinderer Rescue is another option. Glass breaker, one-handed opener, seatbelt tool swings away, O2 wrench, and the tip of the blade is a prybar.
equipped.org review here:
http://www.equipped.org/hinderer_rescue.htmpics here:
http://www.equipped.org/pp/pic1676.htmBTW, the knife's profile is so flat, I can even carry this when wearing a suit.