Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4618532 | Upholstered seat having an air-permeable covering and a cold foam core | Hans-Albrecht Freitag, Johannes Seesing, Herbert Bergmann | 1986-10-21 |
| 4379856 | Polyurethane foam molding with zones of different indentation hardness and a process for its production | Reinhard Samaritter, Winfried Schoberth | 1983-04-12 |