Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7393158 | Shrink for centralizer assembly and method | Christopher S. Caldwell, Carl F. G. Baxter, Brent L. Dyer, Michael E. Beard | 2008-07-01 |
| 7096940 | Centralizer system for insulated pipe | Carl F. G. Baxter, Christopher S. Caldwell, Brent L. Dyer, Michael E. Beard, Roy Daniel Avery | 2006-08-29 |