Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9988574 | Stabilization of an aqueous solution of an organic iron salt | Johannes Albertus Maria Meijer | 2018-06-05 |
| 9334232 | Process to prepare a chelating agent or precursor thereof using a cyanide salt | Martin Heus, Tjerk Oedse Boonstra, Adrianus Maria Reichwein | 2016-05-10 |
| 8956520 | Electrochemical process to prepare chemicals using a cyanide salt | Wilhelmus Joannes Theodorus Maria Appelman, Arie Volmer, Tjerk Oedse Boonstra, Adrianus Maria Reichwein | 2015-02-17 |
| 8551312 | Process to prepare amino acid-N, N-diacetic acid compounds | Martin Heus, Arie Volmer | 2013-10-08 |
| 7918987 | Electrochemical process to prepare a halogenated carbonyl group-containing compound | Willem Koelewijn, Johannes Wilhelmus Franciscus Lucas Seetz, Joldert Faber | 2011-04-05 |
| 7211682 | Aqueous solution of a sodium salt of HEDTA | Martin Heus, Jim Lepage | 2007-05-01 |
| 6672164 | Process for determining the polymer concentration in a spinning dope solution | Willem G. Haanstra, Hendrikus J. M. Busschers | 2004-01-06 |