DG

Donald R. Girdler

CO Conocophillips: 1 patents #33 of 131Top 30%
🗺 Texas: #6,173 of 17,455 inventorsTop 40%
Overall (2020): #488,334 of 565,922Top 90%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10851618 Method and apparatus for cementing and cleaning a reservoir liner Hans Martin Leistad, Leif Kvarme 2020-12-01