Inventor · disambiguated record
Rennie K. Zazula
Also filed as: ZAZULA RENNIE K
4 granted patents·9 citations·filing 2014–2020
68Inventor score
Top patents by PatentIndex Score
4 records- 0187US11293241B2Method and apparatus for the recovery of drilling fluid from shaker tailings during active drillingNAT OILWELL VAREO L P·Filed 2020·Granted Apr 5, 2022·4 cites·7 claims
- 0274US10704345B2Method and apparatus for the recovery of drilling fluid from shaker tailings during active drillingNAT OILWELL VARCO LP·Filed 2016·Granted Jul 7, 2020·3 cites·14 claims
- 0361US11313188B2Systems, apparatuses, and methods for treating drilling fluidNOV CANADA ULC·Filed 2019·Granted Apr 26, 2022·0 cites·20 claims
- 0455US10233706B2System, apparatus, and method for recovering barite from drilling fluidNAT OILWELL VARCO CANADA ULC·Filed 2014·Granted Mar 19, 2019·2 cites·20 claims
Join the waitlist — get patent alerts
Get an alert when Rennie K. Zazula 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 →