DH

David L. Holcomb

NA Nissan Chemical America: 2 patents #3 of 3Top 100%
📍 Denver, CO: #85 of 669 inventorsTop 15%
🗺 Colorado: #765 of 5,235 inventorsTop 15%
Overall (2021): #169,298 of 548,734Top 35%
2
Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11180692 Using brine resistant silicon dioxide nanoparticle dispersions to improve oil recovery Yusra Khan Ahmad, John Edmond Southwell 2021-11-23
10934478 Enhanced oil recovery using treatment fluids comprising colloidal silica with a proppant John Edmond Southwell, Yusra Khan Ahmad 2021-03-02