Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4824916 | Water-insoluble, crosslinked, sulfonated aromatic polyamide | Larry D. Kershner, Charles E. Reineke, Larry R. Wilson | 1989-04-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4824916 | Water-insoluble, crosslinked, sulfonated aromatic polyamide | Larry D. Kershner, Charles E. Reineke, Larry R. Wilson | 1989-04-25 |