Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9499956 | Method and apparatus for testing load-bearing capacity | John A. Hayes, William G. Ryan | 2016-11-22 |
| 8789427 | Method and apparatus for testing load-bearing capacity | John A. Hayes, William G. Ryan | 2014-07-29 |
| 8443677 | Method and apparatus for testing load-bearing capacity | John A. Hayes, William G. Ryan | 2013-05-21 |
| 8397583 | Method and apparatus for testing load-bearing capacity | John A. Hayes, William G. Ryan | 2013-03-19 |