Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7539027 | Force distributing spring element | Daniel Callahan, Raymond Iannuzzelli, S. Daniel Cromwell, James D. Hensley | 2009-05-26 |
| 7289335 | Force distributing spring element | Daniel Callahan, Raymond Iannuzzelli, S. Daniel Cromwell, James D. Hensley | 2007-10-30 |