Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5862638 | Seismic isolation bearing having a tension damping device | Rodney Hans Holland, Douglas G. Burgess, David Hanson | 1999-01-26 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5862638 | Seismic isolation bearing having a tension damping device | Rodney Hans Holland, Douglas G. Burgess, David Hanson | 1999-01-26 |