Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5037677 | Method of interlaminar grafting of coatings | Gregory Halpern, Charles Campbell, Ellington M. Beavers | 1991-08-06 |
| 4959074 | Method of hydrophilic coating of plastics | Gergory Halpern, Charles Campbell, Ellington M. Beavers | 1990-09-25 |