Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4245126 | Process for the preparation of a mixture of 2- and 4-hydroxybenzyl alcohol | Helmut Fiege, Karlfried Wedemeyer, Kurt Bauer | 1981-01-13 |
| 4238629 | Process for the preparation of a mixture of 2-and 4-hydroxybenzyl alcohol | Kurt Bauer, Karlfried Wedemeyer, Helmut Fiege | 1980-12-09 |
| 4218380 | Process for the preparation of arylglyoxylic acids | Helmut Fiege, Karlfried Wedemeyer, Kurt Bauer | 1980-08-19 |
| 4192959 | Process for the preparation of pure 2-hydroxybenzyl alcohol, pure 4-hydroxybenzyl alcohol or a mixture of both hydroxy-benzyl alcohols | Kurt Bauer, Alfred Krempel, Karlfried Wedemeyer, Helmut Fiege | 1980-03-11 |
| 4190583 | Process for the preparation of 3,4-methylenedioxymandelic acid | Kurt Bauer | 1980-02-26 |