Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8769748 | Spring core having border wire with generally rectangular cross-section | David S. Haffner, John E. Hull, Darrell A. Richmond, Thomas W. Wells | 2014-07-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8769748 | Spring core having border wire with generally rectangular cross-section | David S. Haffner, John E. Hull, Darrell A. Richmond, Thomas W. Wells | 2014-07-08 |