Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11208376 | Use of a metal supplement in animal feed | Carel T. J. Wreesmann, Marcellinus Alexander Van Doorn, Javier Martin-Tereso Lopez | 2021-12-28 |
| 10472320 | Process to prepare phenolic ethylenediamine diacetic acid compounds | Hubertus Johannes Jongen, Marjolein Groote | 2019-11-12 |
| 10093612 | Process to prepare phenolic ethylenediamine diacetic acid compounds | Hubertus Johannes Jongen, Marjolein Groote | 2018-10-09 |
| 9556378 | Chelating agent precursors, fluids containing them, and their use | James N. Lepage, Cornelia Adriana De Wolf, Johanna Hendrika Bemelaar, Axel Carstens, Edwin Rudolf Antony Bang | 2017-01-31 |
| 9334232 | Process to prepare a chelating agent or precursor thereof using a cyanide salt | Hans Lammers, Martin Heus, Tjerk Oedse Boonstra | 2016-05-10 |
| 8956520 | Electrochemical process to prepare chemicals using a cyanide salt | Wilhelmus Joannes Theodorus Maria Appelman, Hans Lammers, Arie Volmer, Tjerk Oedse Boonstra | 2015-02-17 |
| 6040478 | Process for dicarboxylating dihydric phenols | Doetze Jakob Sikkema | 2000-03-21 |
| 5939553 | Process for preparing pyridine-2,6-diamines | Doetze Jakob Sikkema | 1999-08-17 |