Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4774040 | Process for the manufacture of molded bodies from heat resistant polyurethane integral foam | Herbert Schaper, Reinhard Krassig | 1988-09-27 |
| 4225683 | Process for producing elastomers from hetero-disperse systems by casting from liquid mass | Claus Hartwig | 1980-09-30 |