Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5256196 | Precipitated silica paste | Werner Nagel, Karl Meier, Wolfgang Leonhardt, Heinz Esch | 1993-10-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5256196 | Precipitated silica paste | Werner Nagel, Karl Meier, Wolfgang Leonhardt, Heinz Esch | 1993-10-26 |