Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6162554 | Method and system for utilizing enthalpy contained in exhaust gases of low-temperature fuel cells | Christoph Nolscher | 2000-12-19 |
| 4942554 | Three-dimensional, one-transistor cell arrangement for dynamic semiconductor memories comprising trench capacitor and method for manufacturing same | Josef Goeltzlich | 1990-07-17 |