Inventor
Derek MacDonald
Inventor
Palo Alto, CA, US
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Lprimary
H04LTransmission of digital information, e.g. telegraphic communication38%
H04MTelephonic communication14%
G06VImage or video recognition or understanding10%
G10LSpeech analysis techniques or speech synthesis10%
H04NPictorial communication, e.g. television10%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers10%
G06KGraphical data reading5%
H04WWireless communication networks5%
PatentTitleYear
10,404,762Communication system and method201910,291,660Communication system and method20199,774,695'Enhanced presence detection for routing decisions'20179,608,946'Retrieval of stored transmissions'20179,521,360'Communication system and method'20169,043,410'Retrieval of stored transmissions'20158,963,982'Communication system and method'20158,447,021'Hold detection and handling'2013Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2013–2019Patents assigned to SKYPE (7)· patent assignee history
2013–2019Patents assigned to MACDONALD DEREK (6)· patent assignee history
2013–2019Based in Palo Alto, CA, US· patent location history
2017Patents assigned to BOGDANOVIC IVAN DEAN (1)· patent assignee history
2017Patents assigned to BRATT JOHN (1)· patent assignee history
2017Based in Vancouver, CA· patent location history
2019Patents assigned to BRENES MANRIQUE (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SKYPE | 7 | 2013–2019 |
| MACDONALD DEREKself | 6 | 2013–2019 |
| BRENES MANRIQUE | 2 | 2019 |
| BOGDANOVIC IVAN DEAN | 1 | 2017 |
| BRATT JOHN | 1 | 2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| Palo Alto, California, US | 7 | 2013–2019 |
| Vancouver, CA | 1 | 2017 |