Perhaps you are interested in the following logos.

BASIC BASIC vector
CompAir CompAir vector
ENERGY SAVER HOME ENERGY SAVER HOME vector
Lamport Lamport  vector
MARMON MARMON vector
okal farmacia okal farmacia vector
UNICEF 1 UNICEF 1 vector
Yamaha Yamaha  vector
ALADDIN SYS 1 ALADDIN SYS 1 vector
Active-HDL Active-HDL vector
Akademia 131 Akademia 131 vector
Andira Esporte Clube-AC Andira Esporte Clube-AC vector
Arkansas Twisters Arkansas Twisters vector
Armat Armat vector
Armtec Armtec vector