Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9642472 | Method of manufacturing an aged mattress assembly | Richard F. Gladney, Michael S. DeFranks, Ronald M. Herrington, Hui-Feng Yang | 2017-05-09 |
| 9603460 | Systems and methods for manufacturing springs with foam characteristics | Michael S. DeFranks | 2017-03-28 |