Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5390386 | Suspension bridge cable wrap and application method | Stephen G. Mathey, Bernard J. McMartin, Arnold L. Rader, Daniel H. Brown | 1995-02-21 |
| 4923328 | Maintainable expansion joint for highways, bridges and the like | David H. Arps, Howard R. Brown, Donald E. Weiker | 1990-05-08 |
| 4716971 | Tillage implement | — | 1988-01-05 |