Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6908515 | Treatment of circuit support with impulse excitation | Rolf Schroder, Reinhard De Boer, Regina Czeczka | 2005-06-21 |
| 5112513 | Solution and process for etching and activating surfaces of a nonconductive substrate | Burkhard Bressel, Detlef Tessmann | 1992-05-12 |
| 5019229 | Method of controlling epoxy resin etchant ion concentration | Tomas Kayser, Andrea Riedl | 1991-05-28 |
| 4940554 | Conditioning agent for the treatment of base materials | Hubert-Matthias Seidenspinner, Detlef Tessmann | 1990-07-10 |
| 4781990 | Conditioning agent for the treatment of base materials | Hubert-Matthias Seidenspinner, Detlef Tessmann | 1988-11-01 |