Individual holder
ZWIRN JEFFREY D
US·4 granted patents·13 citations·filing 2014–2019
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
4 records- 0180US9965944B1Protective device for alarm systemsZWIRN JEFFREY D·Filed 2016·Granted May 8, 2018·6 cites·18 claims
- 0276US11900788B1Automatic pull station protector and methodZWIRN JEFFREY D·Filed 2019·Granted Feb 13, 2024·6 cites·16 claims
- 0352US9437100B2Supervising alarm notification devicesZWIRN JEFFREY D·Filed 2014·Granted Sep 6, 2016·1 cites·21 claims
- 0428US9542818B2Electronic deterrence devicesZWIRN JEFFREY D·Filed 2015·Granted Jan 10, 2017·0 cites·17 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →