Issued Patents 2016
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9297121 | Process for the production of ballast | Andreas Hoffmann, Torsten Erwe, Udo Maier, Hans-Guido Wirtz, Ralf Busch | 2016-03-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9297121 | Process for the production of ballast | Andreas Hoffmann, Torsten Erwe, Udo Maier, Hans-Guido Wirtz, Ralf Busch | 2016-03-29 |