Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4892777 | Fine-grained coated laminate in continuous web form | Hanns J. Wald, Sigrid Lang | 1990-01-09 |
| 4699945 | Self-adhesive coating for polypropylene foam materials | Jorg Hausdorf, Joachim Kandler, Volker Siekermann | 1987-10-13 |