Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6488982 | Method of producing separator materials | Werner Nitsche, Norbert Lahme | 2002-12-03 |
| 6254818 | Method of treating elastic materials that are provided with silica embedments | Werner Nitsche, Norbert Lahme | 2001-07-03 |
| 6114066 | Method of producing lead storage batteries | Werner Nitsche, Norbert Lahme | 2000-09-05 |