Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7163564 | Method for brightening virgin mechanical pulp | Jean Luc Sibiet, Sundar Chellappan Jaya Krishnan, Joseph Najim | 2007-01-16 |
| 5429716 | Process for de-inking recycled paper pulp with a reducing agent | Sheri Prosperi | 1995-07-04 |