Inventor · disambiguated record
David J. Dougall
Also filed as: DOUGALL DAVID · DOUGALL DAVID J
6 granted patents·13 citations·filing 2005–2011
75Inventor score
Top patents by PatentIndex Score
6 records- 0172US7561711B2Audio peripheral for an electronic deviceRESEARCH IN MOTION LTD·Filed 2005·Granted Jul 14, 2009·6 cites·13 claims
- 0267US8351894B2Mobile wireless communications device with orientation sensing and related methodsRESEARCH IN MOTION LTD·Filed 2009·Granted Jan 8, 2013·4 cites·14 claims
- 0363US7957717B2System and method for differentiating between incoming and outgoing messages and identifying correspondents in a TTY communicationRESEARCH IN MOTION LTD·Filed 2008·Granted Jun 7, 2011·1 cites·24 claims
- 0462US8190183B2System and method for differentiating between incoming and outgoing messages and identifying correspondents in a TTY communicationFIELDS GREGORY J·Filed 2009·Granted May 29, 2012·2 cites·27 claims
- 0548US9112999B2Automated selection of TTY-modes in a mobile deviceDOUGALL DAVID J·Filed 2009·Granted Aug 18, 2015·0 cites·20 claims
- 0643US8135376B2System and method for differentiating between incoming and outgoing messages and identifying correspondents in a TTY communicationFIELDS GREGORY J·Filed 2011·Granted Mar 13, 2012·0 cites·27 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →