Inventor · disambiguated record
Ian Christopher Drummond Doig
Also filed as: DOIG IAN CHRISTOPHER DRUMMOND
8 granted patents·1 pending application·8 citations·filing 2017–2023
78Inventor score
Files withBLACKBERRY LTD9
Top patents by PatentIndex Score
9 records- 0182US10229598B1Method and apparatus for vulnerable road user alertBLACKBERRY LTD·Filed 2018·Granted Mar 12, 2019·4 cites·19 claims
- 0280US12243000B2Method and system for internet of things asset tracking within an intelligent transportation systemBLACKBERRY LTD·Filed 2023·Granted Mar 4, 2025·0 cites·20 claims
- 0376US10893400B2Pedestrian safety communication system and methodBLACKBERRY LTD·Filed 2017·Granted Jan 12, 2021·2 cites·27 claims
- 0475US11868949B2Method and system for internet of things asset tracking within an intelligent transportation systemBLACKBERRY LTD·Filed 2022·Granted Jan 9, 2024·0 cites·19 claims
- 0572US10885781B2Method and system for a proxy vehicular intelligent transportation system stationBLACKBERRY LTD·Filed 2017·Granted Jan 5, 2021·2 cites·18 claims
- 0663US11272342B2Pedestrian safety communication system and methodBLACKBERRY LTD·Filed 2020·Granted Mar 8, 2022·0 cites·23 claims
- 0761US11115791B2Method and system for supplying additional vehicle information from an asset tracking systemBLACKBERRY LTD·Filed 2020·Granted Sep 7, 2021·0 cites·25 claims
- 0857US10565881B2Method and apparatus for vulnerable road user alertBLACKBERRY LTD·Filed 2019·Granted Feb 18, 2020·0 cites·19 claims
- 0943US2019339082A1Method and system for hybrid collective perception and map crowdsourcingBLACKBERRY LTD·Filed 2018·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →