Inventor · disambiguated record

Eric Schmelzl

Also filed as: SCHMELZL ERIC

3 granted patents·78 citations·filing 1999–2014

70Inventor score

Technology areasE21B

Files withGETZLAF DONALD1 HALLIBURTON ENERGY SERV INC1 NCS OILFIELD SERVICES CANADA INC1

Top patents by PatentIndex Score

3 records

0176US8931559B2Downhole isolation and depressurization toolGETZLAF DONALD·Filed 2012·Granted Jan 13, 2015·5 cites·14 claims
0272US6474419B2Packer with equalizing valve and method of useHALLIBURTON ENERGY SERV INC·Filed 1999·Granted Nov 5, 2002·71 cites·18 claims
0365US9140098B2Downhole isolation and depressurization toolNCS OILFIELD SERVICES CANADA INC·Filed 2014·Granted Sep 22, 2015·2 cites·6 claims

Join the waitlist — get patent alerts

Get an alert when Eric Schmelzl files or is granted a new patent.

We store only your email — no account needed. See our privacy policy.

Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →