Naperville, Illinois
United States
3
2006-11-28
The entities that hold a legal rights for patent applications filed by inventor Calabrese Robert Thomas:
Robert Thomas Calabrese from Naperville, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Apparatus, method and system for maintaining call control at a gateway mobile switching center utilizing a packet network
#2 | 2005-12-20Mobile station origination when serving mobile switching center is not wireless intelligent network capable
#3 | 2005-01-04Method and apparatus for supporting voice message services with automatic rebound in a wireless intelligent network
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