Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5330570 | Preparation and method for coating glass vessels | Joachim Giersberg, Dirk Naumann | 1994-07-19 |
| 5314534 | Preparation and method for coating glass vessels | Joachim Giersberg, Dirk Naumann | 1994-05-24 |
| 5269970 | Electrically conductive tin-IV-oxide and method for production thereof | Erich Ruf, Joachim Giersberg, Gerd Dembinski, Hans-Gunter Krohm | 1993-12-14 |