Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8569533 | Bright noble metal preparation | Annette Lukas, Wiltrud Vogt, Guntner Werner | 2013-10-29 |
| 8309171 | Bright noble metal preparation | Annette Lukas, Wiltrud Vogt, Gunter Werner | 2012-11-13 |