Effingen
Switzerland
3
2018-10-11
The entities that hold a legal rights for patent applications filed by inventor DUBACH Stefan:
Stefan DUBACH from Effingen, CH has applied for patents for these inventions. The list has both pending applications and granted patents:
METHOD AND DEVICE FOR GUIDING A USER TO A VIRTUAL OBJECT
#2 | 2015-12-24Method of setting detection parameters in an apparatus for on hold music detection
#3 | 2015-11-19Method for handling on-hold music during telephone connection and corresponding communication device
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