Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5755926 | Integrated pulping process of waste paper yielding tissue-grade paper fibers | Oldrich C. Prochazka, John F. Schmitt | 1998-05-26 |
| 4306868 | Multi-function instructional and recreational device | — | 1981-12-22 |