Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4801475 | Method of hydrophilic coating of plastics | Gregory Halpern, Charles Campbell, Huk Y. Cheh | 1989-01-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4801475 | Method of hydrophilic coating of plastics | Gregory Halpern, Charles Campbell, Huk Y. Cheh | 1989-01-31 |