Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5203973 | Method of roughening surfaces | Hans Lander | 1993-04-20 |
| 4800001 | Method and apparatus for continuously galvanizing flat workpieces, and especially printed circuit boards | Rudi Ott | 1989-01-24 |
| 4508599 | Method and apparatus for regeneration of a copper-containing etching solution | Rudi Ott | 1985-04-02 |