well lets see from the beginning:

1st nokia everyone had (bar style)
2nd gen nokia with snake....you know what I am talking about
5-8 Sony ericsson's
Sidekick 1, 2, 3
Sony P990i
Nokia E80
Nokia E90
N95
n94
iPhone
HTC 8525
HTC 8925
9 or 10 various Samsung phones
Few RIM phones
2 Vodafone exclusive phones (dont remember the models)
ect, ect

I could go on...and I am probably missing a few there also...lol