Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5945519 | Process for the preparation of sucrose fatty acid esters | Burghard Gruning | 1999-08-31 |
| 4454153 | Zinc salt of a hydrolyzed tricarboxylic acid from ene-adducts of maleic anhydride to undecylenic acid | Norbert Lowicki | 1984-06-12 |
| 4376789 | Surfactants which are polyhydric alcohol partial esters of adducts of maleic anhydride with an unsaturated carboxylic acid | Norbert Lowicki | 1983-03-15 |
| 4200500 | Method of preventing the adhesion of scale to the heating surfaces of a thermal desalination apparatus | — | 1980-04-29 |