Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4495378 | Heat-removing circuit boards | Ernst-Friedrich Lechner | 1985-01-22 |
| 4380170 | Process for the chemical plotting of boundary layer flows, and chemigraphy materials for the practice thereof | Winfried Plundrich | 1983-04-19 |