Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10435353 | Method for producing isocyanates | Joachim Zechlin, Tim Loddenkemper, Friedhelm Steffens | 2019-10-08 |
| 10329248 | Method for producing 1,5-pentanediisocyanate in the gas phase | Josef Sanders, Martin Ehrig, Reinhard Halpaap, Manfred Keller-Killewald, Armin Schymura | 2019-06-25 |
| 10173970 | Method for producing 1,5-pentanediisocyanate in the gas phase | Josef Sanders, Martin Ehrig, Reinhard Halpaap, Manfred Keller-Killewald, Armin Schymura | 2019-01-08 |