Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5670561 | Color concentrates and polymer compositions containing the same, and methods of making the same | Anthony S. Scheibelhoffer, Richard L. Abrams, Dianna B. Dusek, Robert J. Opalko, Ronald E. Thompson | 1997-09-23 |