Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7585794 | Vapor retarder with shielding against electromagnetic fields | Birgit Boge, Horst Keller | 2009-09-08 |
| 5671518 | Methods for producing a mineral wool needle-felt and a mineral wool product using a thixotropic additive | Hans Kummermehr, Reinhard Stoyke | 1997-09-30 |
| 5600919 | Mineral wool products for the cultivation of plants | Hans Kummermehr | 1997-02-11 |
| 5223327 | Electrically conductive surface element for forming an electromagnetic wave absorber | Thomas Gaisbauer | 1993-06-29 |
| 5057173 | Process for the production of needle felt from rock wool | Hans Kummermehr, Reinhard Stoyke | 1991-10-15 |
| 4866905 | Method of installing a mineral fibre material provided in roll form, a mineral fibre strip suitable for carrying out the method and a method of producing the mineral fibre strip | Jürgen Royar, Frank Ruechel, Reinhard Stoyke | 1989-09-19 |