Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5769920 | Graphite guide rings | James E. Sweetland, Thomas M. Smith, Timothy A. Stover, Michael E. Easley | 1998-06-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5769920 | Graphite guide rings | James E. Sweetland, Thomas M. Smith, Timothy A. Stover, Michael E. Easley | 1998-06-23 |