Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11866456 | Process for treating lignin | Michael A. Lake, John C. Blackburn | 2024-01-09 |
| 6409882 | Tall oil refining improvement | — | 2002-06-25 |
| 6020401 | Acrylic resins as binders for gravure printing inks | Richard C. Houser, Charles G. Ruffner, Jacqueline Hahn, G. Frederick Hutter | 2000-02-01 |
| 5423908 | Viscosity-stable high solids rosin-phenolic resin solutions | Everett Crews, G. Frederick Hutter | 1995-06-13 |
| 5264481 | Hydroxyacrylic modified inks | G. Frederick Hutter, Paul J. Zuraw, Everett Crews | 1993-11-23 |
| 5194640 | Process for making high-purity oleic acid | John P. Cosgrove, Philip L. Robinson | 1993-03-16 |