Assignee
ELWART JOHN ERNEST
US·2 granted patents·1 pending application·1 citations·filing 2009–2018
Top patents by PatentIndex Score
3 records- 0162US10788139B2Earthquake water shutoff valveELWART JOHN ERNEST·Filed 2018·Granted Sep 29, 2020·1 cites·2 claims
- 0242US2010326544A1Shock responsive check valveELWART JOHN ERNEST·Filed 2009·Application pending·0 cites
- 0332US9124052B2Self grounding electrical outletELWART JOHN ERNEST·Filed 2013·Granted Sep 1, 2015·0 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when ELWART JOHN ERNEST files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →