Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5658472 | Method for producing deep vertical structures in silicon substrates | Johann W. Bartha, Johann Greschner, Georg Kraus | 1997-08-19 |
| 4391682 | Method for electrolytic production of hydrogen | Bernd D. Struck, Dagmar Boltersdorf | 1983-07-05 |
| 4330378 | Electrolysis cell and method for electrolytic production of hydrogen | Dagmar Boltersdorf, Bernd D. Struck, Herbert Neumeister | 1982-05-18 |