Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9453311 | Access gate and associated systems, apparatus, and methods | William James Braniff, Jack E. Swinford | 2016-09-27 |
| 6293621 | Gravity lift chair | Donald C. Marsh | 2001-09-25 |