Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE49456 | Methods of performing oilfield operations using electricity | Leonard R. Case, Ed B. Hagan, Calvin L. Stegemoeller | 2023-03-14 |
| RE49457 | Methods of providing or using a silo for a fracturing operation | Leonard R. Case, Ed B. Hagan, Calvin L. Stegemoeller | 2023-03-14 |
| RE49448 | Methods of performing oilfield operations using electricity | Leonard R. Case, Ed B. Hagan, Calvin L. Stegemoeller | 2023-03-07 |