Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 4789523 | Cationic and anionic lignin amines corrosion inhibitors | Peter Schilling | 1988-12-06 | $10,388,000 |
| 4787960 | Cationic and anionic lignin amine sizing agents | Peter Schilling | 1988-11-29 | $5,146,000 |
| 4781840 | Cationic and anionic lignin amines as flocculants | Peter Schilling | 1988-11-01 | $11,420,000 |
| 4775744 | Cationic and anionic lignin amines | Peter Schilling | 1988-10-04 | $14,173,000 |