Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6860079 | Construction element for building that accumulates latent heat | — | 2005-03-01 |
| 6216688 | Method for transparent heat insulation in building | — | 2001-04-17 |
| 5776562 | Transparent web plate | — | 1998-07-07 |
| 5194694 | Base to a housing for an electrical component | Horst Hendel, Herbert Mitschik | 1993-03-16 |