Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5700191 | Operating panel for a motor vehicle air-conditioning system | Andreas Nieling, Wolfgang Frank, Holger Kissel, Reinhard Koehler | 1997-12-23 |
| 5648535 | Process for preparing acyl aminophenols | James A. Foster, Debra A. Ryan, Hartmut Wiezer | 1997-07-15 |
| 5616807 | Process for preparing alkyl anilines | James A. Foster, Debra A. Ryan | 1997-04-01 |