Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4905470 | Electrostatic filter for removing particles from diesel exhaust | Wolfgang Bulang | 1990-03-06 |
| 4871515 | Electrostatic filter | Matthias Seel | 1989-10-03 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4905470 | Electrostatic filter for removing particles from diesel exhaust | Wolfgang Bulang | 1990-03-06 |
| 4871515 | Electrostatic filter | Matthias Seel | 1989-10-03 |