Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5902402 | Device for chemical wet treatment | Holger Sigel, Werner Schulz | 1999-05-11 |
| 5569330 | Method and device for chemically treating substrates | Robin Schild, Milan F. Kozak | 1996-10-29 |