Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4673710 | Polyvinyl chloride plastisols | Christian Burba, Norbert Esper | 1987-06-16 |
| 4533524 | Polyvinyl chloride plastisols | Christian Burba, Norbert Esper | 1985-08-06 |
| 4440900 | Method for making coatings and adhesive bonds with polyvinyl chloride plastisols having improved adhesion, and plastisols for said process | Christian Burba, Norbert Esper | 1984-04-03 |
| 4269742 | Epoxy resin hardening agents from Mannich bases and method for curing | Michael Richter | 1981-05-26 |