Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D463313 | Gemstone | Herbert Öfner, Emil Reisigl | 2002-09-24 |
| 6422039 | Gem | Herbert Öfner, Emil Reisigl, Harald Weingärtner, Michael Winter | 2002-07-23 |
| D460376 | Ornamental object | Herbert Öfner, Emil Reisigl, Harald Weingärtner, Michael Winter | 2002-07-16 |