CK

Carl Keller

📍 Danville, CA: #20 of 194 inventorsTop 15%
🗺 California: #8,414 of 66,859 inventorsTop 15%
Overall (2021): #88,530 of 548,734Top 20%
3
Patents 2021

Issued Patents 2021

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11143001 Optimal screened subsurface well design — 2021-10-12
11085262 Method of installation of a flexible borehole liner without eversion — 2021-08-10
10954759 Method for increasing pressure in a flexible liner with a weighted wellhead — 2021-03-23