Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5989170 | Insulating roll cover | Charles M. Hart, James D. Rogers, Harry L. King | 1999-11-23 |
| 5952055 | Method of protecting reinforced concrete structures | Carl W. Brown, Jr., John E. Bennett, Barry L. Martin, Thomas J. Schue | 1999-09-14 |
| 5879817 | Reinforced concrete structure | Carl W. Brown, Jr., John E. Bennett, Barry L. Martin, Thomas J. Schue | 1999-03-09 |
| 5709639 | Insulating roll cover | Charles M. Hart, James D. Rogers, Harry L. King | 1998-01-20 |
| 5378219 | Insulating roll cover | Charles M. Hart, James D. Rogers, Harry L. King | 1995-01-03 |
| 5292411 | Method and apparatus for cathodically protecting reinforced concrete structures | John E. Bennett, Barry L. Martin, Thomas A. Mitchell | 1994-03-08 |
| 5205398 | Insulating roll cover | Charles M. Hart, James D. Rogers, Harry L. King | 1993-04-27 |
| 5200259 | Fiber-filled concrete overlay in cathodic protection | Thomas J. Gilligan | 1993-04-06 |