Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5622600 | Dyed particulate or granular materials from recycled paper and process for making the materials | Kim Smith, Edward G. Knapick, Ernest P. Wolfer | 1997-04-22 |
| 5593542 | Method for recovering fiber from effluent streams | Ernest P. Wolfer, Venkat B. Maroju, Andres Martiny | 1997-01-14 |