Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4895984 | Acylation of aromatics | Manfred Eggersdorfer, Hardo Siegel, Walter Grosch, Jochem Henkelmann | 1990-01-23 |
| 4853481 | Preparation of alkyl-substituted aromatic ketones | Jochem Henkelmann, Manfred Eggersdorfer, Walter Grosch, Hardo Siegel | 1989-08-01 |