Perhaps you are interested in the following logos.

Amoco Amoco  vector
GLAXO WELLCOME GLAXO WELLCOME vector
Op Op  vector
SHARP 1 SHARP 1 vector
Total Total  vector
Wilsin Wilsin  vector
030 030 vector
AAC Kids AAC Kids vector
ACS ACS vector
AFA AFA vector
AOL Music AOL Music vector
AR Management AR Management vector
Admarc Southwest Admarc Southwest vector
Albion Albion vector
Alphameric Alphameric vector