Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4582530 | Method of making a valve metal powder for electrolytic condensers and the like | Hans-Jürgen Heinrich | 1986-04-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4582530 | Method of making a valve metal powder for electrolytic condensers and the like | Hans-Jürgen Heinrich | 1986-04-15 |