Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5824400 | Plastic article and process for the preparation thereof | Jordanis PETRAKIS, Wolfgang Hoge, Torsten Leenaerts, Johannes G. M. Nieuwkamp | 1998-10-20 |
| 4693793 | Process for the electrochemical oxidation of alkylpyridines | Franciscus van den Brink, Rudolf van Hardeveld | 1987-09-15 |
| 4605601 | Method of operation of a fuel cell | — | 1986-08-12 |
| 4576877 | Fuel cell | — | 1986-03-18 |
| 4552636 | Process for removing ammonium-ions in an oxime preparation from a hydroxyl-ammonium salt | Franciscus van den Brink | 1985-11-12 |
| 4403018 | Apparatus for supplying or draining a fluid to or from the marginal portion of a flat fuel cell electrode and an electrode element and a fuel cell provided with such an apparatus | Joannes J. P. Leijen, Willem Schlosser | 1983-09-06 |
| 4294892 | Method for the operation of a fuel cell | — | 1981-10-13 |
| 4237195 | Porous electrode | — | 1980-12-02 |
| 4202767 | Process and device for the purification of waste water by means of electroflotation | — | 1980-05-13 |