ID Two was created in 2002.
Tablo ID was created in 2005.
ID - film - was created in 1995.
Omni-ID was created in 2007.
ID public relations was created in 1993.
Id Engager was created on 2008-09-09.
I Got Id was created on 1995-12-05.
Id Software was created on 1991-02-01.
Hitachi ID Systems was created in 1992.
No, Gmail account can only be created via google ID. You cannot make it by Hotmail ID. However you can send mails between these two.
Fake ID - film - was created in 2003-03.
Redemption - Useless ID album - was created in 2005.
You cannot know from a Gmail ID that who created it. The Gmail ID's are private and cannot disclose secrets. You cannot know who created and who is using it.