Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5064709 | Composite part of flexible cellular material and elastic rubber material | — | 1991-11-12 |
| 4867271 | Acoustic insulation board consisting of foam | — | 1989-09-19 |
| 4839223 | Fire-protective sealing element | — | 1989-06-13 |
| 4837064 | Transport roller | — | 1989-06-06 |
| 4767655 | Sealing strip | — | 1988-08-30 |
| 4715473 | Foam acoustic absorption member | — | 1987-12-29 |
| 4666768 | Foam panel | — | 1987-05-19 |
| 4621731 | Foam sealing strip package | — | 1986-11-11 |
| 4564550 | Foam sealing tape | — | 1986-01-14 |
| 4506699 | Flap for ventilation ducts | — | 1985-03-26 |
| 4401716 | Foam strip wound up into a roll, preferably for sealing purposes | — | 1983-08-30 |