Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6811616 | Method for the liquid cleaning of objects | — | 2004-11-02 |
| 5626818 | Process for inhibiting corrosion | Martin Hanek | 1997-05-06 |
| 5486314 | Cleaning agent containing glycol ethers | Martin Hanek | 1996-01-23 |
| 5401414 | Process for recovering a fluid dissolved in a rinsing bath | Martin Hanek | 1995-03-28 |