Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4810586 | Method enhanced polysaccharide coating of plastic objects | Jack U. Gould | 1989-03-07 |
| 4801475 | Method of hydrophilic coating of plastics | Charles Campbell, Ellington M. Beavers, Huk Y. Cheh | 1989-01-31 |