Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9314108 | Plunger matrix mattress assemblies | Michael S. DeFranks, J. Evan Spirk, Gary R. Stephan, Craig Saunders | 2016-04-19 |
| 9226591 | Plunger for a plunger matrix mattress | Michael S. DeFranks, Craig Saunders, J. Evan Spirk, Lindsey Tufts, Jr., Gary R. Stephan +1 more | 2016-01-05 |