Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4414344 | Modified synthetic plastic from thermoplastic synthetics and coal hydrogenation residues | Ingo Romey | 1983-11-08 |
| 4410646 | Form masses from thermoplastic synthetic materials and residues of coal hydrogenation | Ingo Romey | 1983-10-18 |
| 4259473 | Process for making self-curing or curable materials from coal hydrogenation distillate residues | Ingo Romey | 1981-03-31 |