Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4990395 | Electrically conductive copper layers and process for preparing same | Jurgen Hupe, Frank Sonnenschein | 1991-02-05 |
| 4750976 | Electrically conductive copper layers and process for preparing same | Jurgen Hupe, Frank Sonnenschein | 1988-06-14 |