Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6027610 | Production of soft paper products from old newspaper | Sangho Back, Norman L. Smeltzer, John F. Schmitt | 2000-02-22 |
| 5620565 | Production of soft paper products from high and low coarseness fibers | John F. Schmitt, Reginald Smith | 1997-04-15 |
| 5582681 | Production of soft paper products from old newspaper | Sangho Back, Norman L. Smeltzer, John F. Schmitt, Reginald Smith | 1996-12-10 |