Individual holder
HART ROBERT L
3 granted patents·1 pending application·143 citations·filing 1974–2018
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
4 records- 0195US4583155ASide mounted rear view mirror with brake lightHART ROBERT L·Filed 1984·Granted Apr 15, 1986·98 cites·8 claims
- 0272US3934671AStarter enabling-disabling ignition safety seat belt for moving vehiclesHART ROBERT L·Filed 1974·Granted Jan 27, 1976·22 cites·4 claims
- 0356US5089125AChromatography column with sealing arrangementHART ROBERT L·Filed 1990·Granted Feb 18, 1992·23 cites·10 claims
- 0438US2019061612A1Light bar assembly for automobilesHART ROBERT L·Filed 2018·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →