Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6119776 | Methods of stimulating and producing multiple stratified reservoirs | Stephen A. Graham, Raymond L. Brown | 2000-09-19 |
| 6095244 | Methods of stimulating and producing multiple stratified reservoirs | Stephen A. Graham, Raymond L. Brown | 2000-08-01 |