Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4539388 | Acid-modified, aromatic hydrocarbon resins and method for their production | Herbert Beneke, Bodo Friedrich | 1985-09-03 |
| 4471106 | Phenol-modified hydrocarbon resins with a high OH-number, method for the preparation thereof | Herbert Beneke, Peter Staeglich, Manfred Muehlenkamp | 1984-09-11 |