Game Gear- Sega
WonderSwan- Bandia
WonderSwan Color- Same
I think NeoGeo had a handhelp way back when...
I also remember those handhelds that were 1 game were popular, they were kinda toyish, I had some star wars one and football.
End of 2009 Predictions (Set, January 1st 2009)
Wii- 72 million 3rd Year Peak, better slate of releases
360- 37 million Should trend down slightly after 3rd year peak
PS3- 29 million Sales should pick up next year, 3rd year peak and price cut