Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873136 | Method for preparing polymer surfaces for subsequent plating thereon, and improved metal-plated plastic articles made therefrom | Donald Franklin Foust, Bradley R. Karas, William V. Dumas, Elihu Calvin Jerabek | 1989-10-10 |
| 4842946 | Method for treating a polyimide surface to improve the adhesion of metal deposited thereon, and articles produced thereby | Donald Franklin Foust, William V. Dumas, Bradley R. Karas | 1989-06-27 |