Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4441556 | Diverter tool and its use | George B. Holman | 1984-04-10 |
| 4370166 | Low density cement slurry and its use | George B. Holman, Robert C. Smith | 1983-01-25 |
| 4305758 | Low density cement slurry and its use | Robert C. Smith, George B. Holman | 1981-12-15 |
| 4252193 | Low density cement slurry and its use | Robert C. Smith, George B. Holman | 1981-02-24 |