Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9901185 | Mattress including flat springs | Michael S. DeFranks, Julia S. Rasor | 2018-02-27 |
| 9861207 | Wave springs and cushioning articles containing the same | Michael S. DeFranks, Henry J. Marcacci, Michael C. McDonald, Nicholas B. Savage, Kevin C. Bogaert +1 more | 2018-01-09 |