Inventor
Patrik Sandgren
Inventor
Stockholm, SE
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Sprimary
H04SStereophonic systems30%
H04MTelephonic communication20%
H04NPictorial communication, e.g. television20%
G10LSpeech analysis techniques or speech synthesis10%
H04LTransmission of digital information, e.g. telegraphic communication10%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers10%
PatentTitleYear
9,948,889Priority of uplink streams in video switching20188,503,655'Methods and arrangements for group sound telecommunication'20138,494,841'Common scene based conference system'20138,295,498'Apparatus and method for producing 3D audio in systems with closely spaced speakers'20127,725,324'Constrained filter encoding of polyphonic signals'2010Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2010–2018Patents assigned to ERICSSON TELEFON AB L M (5)· patent assignee history
2010–2013Based in Sundbyberg, SE· patent location history
2012–2013Patents assigned to SANDGREN PATRIK (3)· patent assignee history
2012Patents assigned to KARLSSON ERLENDUR (1)· patent assignee history
2012–2018Based in Stockholm, SE· patent location history
2013Patents assigned to ERIKSSON ANDERS (2)· patent assignee history
2013Patents assigned to FALK TOMMY (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ERICSSON TELEFON AB L M | 5 | 2010–2018 |
| SANDGREN PATRIKself | 3 | 2012–2013 |
| ERIKSSON ANDERS | 2 | 2013 |
| FALK TOMMY | 2 | 2013 |
| KARLSSON ERLENDUR | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Stockholm, SE | 3 | 2012–2018 |
| Sundbyberg, SE | 2 | 2010–2013 |