Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12102353 | Expanders for rod retraction | Andrew Ehlers, Steven F. Krause, Charles L. Bush, Jr., Spencer Popejoy, Matthew G. Baynham | 2024-10-01 |
| 11020145 | Expanders for rod retraction | Charles L. Bush, Jr., Andrew Ehlers | 2021-06-01 |