Perhaps you are interested in the following logos.

ALLTEL ALLTEL vector
Comfort Comfort  vector
Creamware Creamware vector
IBM IBM  vector
Quasar Quasar  vector
Russian DblHead Eagle Russian DblHead Eagle  vector
SAMSUNG electr SAMSUNG electr vector
wustenrot wustenrot vector
AAU USA AAU USA vector
A Coruna A Coruna vector
Acid Pro 2 0 Acid Pro 2 0 vector
Agat Agat vector
Alabama Steel Workers Alabama Steel Workers vector
Alfasan Alfasan vector
American Cancer Society American Cancer Society vector