Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8469781 | Mine barrier survival system | James J. Reuther, Richard W. Givens, Frank J. Bis, James T. Worthington, II | 2013-06-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8469781 | Mine barrier survival system | James J. Reuther, Richard W. Givens, Frank J. Bis, James T. Worthington, II | 2013-06-25 |