Inventor · disambiguated record
Lewis H. Pettengill
Also filed as: PETTENGILL LEWIS · PETTENGILL LEWIS H
4 granted patents·3 pending applications·22 citations·filing 2011–2014
67Inventor score
Top patents by PatentIndex Score
7 records- 0192US9085499B2Energy efficiency in adsorptive separationFREY STANLEY J·Filed 2011·Granted Jul 21, 2015·20 cites·18 claims
- 0273US9045384B2Product recovery from adsorption-separation purge fluidsUOP LLC·Filed 2014·Granted Jun 2, 2015·2 cites·7 claims
- 0351US8841503B2Product recovery from adsorption-separation purge fluidsCORRADI JASON T·Filed 2011·Granted Sep 23, 2014·0 cites·8 claims
- 0445US8992779B2System and process for recovering products using simulated-moving-bed adsorptionUOP LLC·Filed 2012·Granted Mar 31, 2015·0 cites·18 claims
- 0544US2013153502A1System and process for recovering products using simulated-moving-bed adsorptionUOP LLC·Filed 2012·Application pending·0 cites
- 0641US2014171718A1Methods and apparatuses for providing process control in dual column processesUOP LLC·Filed 2012·Application pending·0 cites
- 0736US2012241380A1Liquid-solid countercurrent extraction system having reduced likelihood of rotary valve cavitationNOWAK FRANZ-MARCUS·Filed 2011·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Lewis H. Pettengill 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 →