Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6898902 | Greenhouse as well as roof element for such a greenhouse having increased light transmission | Johannes Andreas Stoffers | 2005-05-31 |
| 5368952 | Metal suspension half-cell for an accumulator, method for operating such a half-cell and metal suspension accumulator comprising such a half-cell | — | 1994-11-29 |
| 5264302 | Electrode material for use in a storage battery | — | 1993-11-23 |
| 4948682 | Electrode material for use in a storage battery | — | 1990-08-14 |