Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5411347 | High dynamic strength reinforcing bar splice and method of making | Paulus W. T. Gruson | 1995-05-02 |
| 5067844 | Reinforcing bar coupler | John E. Groth | 1991-11-26 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5411347 | High dynamic strength reinforcing bar splice and method of making | Paulus W. T. Gruson | 1995-05-02 |
| 5067844 | Reinforcing bar coupler | John E. Groth | 1991-11-26 |