Farsta
Sweden
4
2017-06-22
The entities that hold a legal rights for patent applications filed by inventor Gjärdman Jan:
Jan Gjärdman from Farsta, SE has applied for patents for these inventions. The list has both pending applications and granted patents:
Method and apparatus for establishing an additional session to an anonymous user
#2 | 2014-04-17MMTel network call logging
#3 | 2010-03-18Telecommunication system for controlling media gateways
#4 | 2005-08-30IP based telephone system
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