Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5637531 | Method of making a crystalline multilayer structure at two pressures the second one lower than first | Sylwester Porowski, Jan Jun, Stanislaw Krukowski, Miroslaw Wroblewski | 1997-06-10 |