Issued Patents All Time
Showing 1–25 of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11141199 | Large shank polyaxial pedicle screw system | John E. Hammill, Sr. | 2021-10-12 |
| 11020150 | Polyaxial ball and socket fastener with a preloaded ring set | John E. Hammill, Sr. | 2021-06-01 |
| 10285738 | Polyaxial ball and socket fastener with spot welded blocking ring | John E. Hammill, Sr. | 2019-05-14 |
| 10258385 | Bottom loading polyaxial ball and socket fastener with blocking ring with notched split ring | John E. Hammill, Sr. | 2019-04-16 |
| 9649135 | Bottom loading low profile fixation system | John E. Hammill, Sr. | 2017-05-16 |
| 9649142 | Modular head assembly | John E. Hammill, Sr. | 2017-05-16 |
| 9615862 | Modular head inserter | John E. Hammill, Sr. | 2017-04-11 |
| 9615858 | Spring clip-bottom loading polyaxial ball and socket fastener | John E. Hammill, Sr. | 2017-04-11 |
| 9095380 | Spinous process cross-link | Hamid Mir, John E. Hammill, Sr. | 2015-08-04 |
| 9060814 | Spring clip bottom loading polyaxial ball and socket fastener | John E. Hammill, Sr. | 2015-06-23 |
| 8663290 | Top loading polyaxial ball and socket fastener with saddle | John E. Hammill, Sr. | 2014-03-04 |
| 8663291 | Top loading polyaxial ball and socket fastener | John E. Hammill, Sr. | 2014-03-04 |
| 8465530 | Locking polyaxial ball and socket fastener | John E. Hammill, Sr. | 2013-06-18 |
| 8197518 | Thread-thru polyaxial pedicle screw system | John E. Hammill, Sr. | 2012-06-12 |
| 8197546 | Corpectomy implant | John E. Hammill, Sr. | 2012-06-12 |
| 8157801 | Intramedullary screw and tang for orthopedic surgery | John E. Hammill, Sr. | 2012-04-17 |
| 8075603 | Locking polyaxial ball and socket fastener | John E. Hammill, Sr. | 2011-12-13 |
| RE42867 | Bone fixation system with low profile fastener | John E. Hammill, Sr. | 2011-10-25 |
| 7981143 | Linear fastener system and method for use | John E. Hammill, Sr. | 2011-07-19 |
| 7951173 | Pedicle screw implant system | John E. Hammill, Sr. | 2011-05-31 |
| 7947065 | Locking polyaxial ball and socket fastener | John E. Hammill, Sr. | 2011-05-24 |
| 7942911 | Polyaxial bone screw | John E. Hammill, Sr. | 2011-05-17 |
| 7942910 | Polyaxial bone screw | John E. Hammill, Sr. | 2011-05-17 |
| 7942909 | Thread-thru polyaxial pedicle screw system | John E. Hammill, Sr. | 2011-05-17 |
| 7862281 | Precise linear fastener system and method for use | John E. Hammill, Sr. | 2011-01-04 |