The use of badges and emblems have been quite popular recently for many kinds of design like e.g. logos and price signs. Badges as symbols represent authority and tend to give a more authentic look. In logo designs they also serve as great outline for the design and help the brand stand out.
In this article, I have collected a large set of logos using badges as a dominating element. I am sure you can use this for inspiration to get your next logo design project started up. If you need to practice some logo design techniques I recommend you check our these logo tutorials.