Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4954275 | Use of phenol-mercaptocarboxylic acid esters as stabilizers for lubricants | Siegfried Rosenberger | 1990-09-04 |
| 4889883 | Use of phenol-mercaptocarboxylic acid esters as stabilizers for synthetic elastomers | Siegfried Rosenberg | 1989-12-26 |
| 4360617 | Stabilizer systems of triarylphosphites and phenols | Helmut Muller | 1982-11-23 |
| 4333868 | Phosphite ester stabilizers | Andreas Schmidt | 1982-06-08 |