Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6569296 | Ladder anode for cathodic protection of steel reinforcement in atmospherically exposed concrete | John William Burgher, Richard E. Loftfield | 2003-05-27 |
| 6562229 | Louvered anode for cathodic protection systems | John William Burgher, Richard E. Loftfield | 2003-05-13 |