Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4681637 | Process for the production of yellow-brown zinc ferrite pigments | Jakob Rademachers, Gerhard Franz, Werner Fuhr, Bernd Holle | 1987-07-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4681637 | Process for the production of yellow-brown zinc ferrite pigments | Jakob Rademachers, Gerhard Franz, Werner Fuhr, Bernd Holle | 1987-07-21 |