Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8222439 | Process for the production of carboxylic acid esters | Wolfgang Glasl, Matthaeus Siebenhofer, Erich Jeitler, Wilhelm Hammer, Helmut Gossler +1 more | 2012-07-17 |
| 6696583 | Method for preparing fatty acid alkyl esters | Michael Koncar, Helmut Gossler, Wilhelm Hammer | 2004-02-24 |
| 5849939 | Method for the preparation of fatty acid alkyl esters | Michael Koncar | 1998-12-15 |
| 4212818 | Process for the production of aminomalonic acid dinitrile as an aminomalonic acid dinitriltosylate precipitate or as an acetylaminomalodinitrile precipitate | Hans Junek | 1980-07-15 |