Perhaps you are interested in the following logos.

BLUE SHIELD BLUE SHIELD vector
Carolco Carolco  vector
Digital Digital  vector
FORD TRUCKS automov FORD TRUCKS automov vector
IBM Olymp Worldwide IBM Olymp Worldwide  vector
K-mart K-mart  vector
Kleenex oval logo big Kleenex oval logo big vector
OK OK  vector
Pierre Cardin Pierre Cardin  vector
Sergio Tacchini Sergio Tacchini  vector
vvs vvs vector
100 Hz Virtual Dolby Surround 100 Hz Virtual Dolby Surround vector
AEM AEM vector
AFLAC AFLAC vector
Aero-Sport Aero-Sport vector