Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5011903 | Encapsulating and patching elastomer for concrete repairs and method of making the same | Charles M. Peterson | 1991-04-30 |
| 4279533 | Roadway expansion joint | Charles M. Peterson | 1981-07-21 |