Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6723885 | Bisphenol production | Frieder Heydenreich, Michael Prein, Michael Bödiger, Rainer Neumann, Gerhard Fennhoff | 2004-04-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6723885 | Bisphenol production | Frieder Heydenreich, Michael Prein, Michael Bödiger, Rainer Neumann, Gerhard Fennhoff | 2004-04-20 |