Forchtenstein
Austria
3
2009-12-17
The entities that hold a legal rights for patent applications filed by inventor Postmann Erwin:
Erwin Postmann from Forchtenstein, AT has applied for patents for these inventions. The list has both pending applications and granted patents:
Method for selecting an S-CSCF unit within an IMS-based service communication system
#2 | 2009-09-03Method for interfacing a second communication network comprising an access node with a first communication network comprising a contact node
#3 | 2007-09-20Method and Devices for Providing a Push-to-Talk-Connection Between at Least Two User Terminals in a Communications Network
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