Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6800667 | Mixture containing isocyanates as well as organic and/or inorganic acid anhydrides | Martin Kreyenschmidt, Reinhard Lorenz, Ulrich Treuling | 2004-10-05 |
| 6794421 | Polyisocyanate polyaddition products | Sarbananda Chakrabarti, Martin Kreyenschmidt, Dieter Rodewald | 2004-09-21 |