Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6652623 | Method and kit for working up a gold bath | Susanne Ruebel | 2003-11-25 |
| 4968436 | Method for the treatment of sewage containing nitrites | Gerhard Gutekunst | 1990-11-06 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6652623 | Method and kit for working up a gold bath | Susanne Ruebel | 2003-11-25 |
| 4968436 | Method for the treatment of sewage containing nitrites | Gerhard Gutekunst | 1990-11-06 |