Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7168268 | Method for the production of colored structures of a glass | — | 2007-01-30 |
| 6678094 | Apparatus for lettering or marking articles by means of a laser beam | Alexander P. Sator, Helmut Krafzick | 2004-01-13 |