Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D549611 | Gemstones, ornamental objects made of glass | Michael Winter, Christiane Kreidl | 2007-08-28 |
| D547230 | Gemstones, ornamental objects made of glass | Michael Winter, Christiane Kreidl | 2007-07-24 |