Inventor · disambiguated record
Brian Lafrence
Also filed as: LAFRENCE BRIAN
4 granted patents·25 citations·filing 2017–2024
72Inventor score
Top patents by PatentIndex Score
4 records- 0194US10808438B2Door assembly for selectively interlocking opposing doorsLARSON MFG COMPANY OF SOUTH DAKOTA INC·Filed 2017·Granted Oct 20, 2020·20 cites·20 claims
- 0290US11952814B2Door assembly for selectively interlocking opposing doorsLARSON MFG COMPANY OF SOUTH DAKOTA LLC·Filed 2022·Granted Apr 9, 2024·2 cites·9 claims
- 0390US11542733B2Door assembly for selectively interlocking opposing doorsLARSON MFG COMPANY OF SOUTH DAKOTA INC·Filed 2020·Granted Jan 3, 2023·3 cites·33 claims
- 0476US12326022B2Door assembly for selectively interlocking opposing doorsLARSON MFG COMPANY OF SOUTH DAKOTA LLC·Filed 2024·Granted Jun 10, 2025·0 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →