Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5556450 | Neutral self-shine emulsion for the care of floors (III) | Birgit Skodell, Rainer Osberghaus, Karl-Heinz Rogmann, Heiko Faubel | 1996-09-17 |
| 4810291 | Floor care preparation | Rainer Osberghaus, Gian D. Ameglio, Karl-Heinz Rogmann | 1989-03-07 |
| 4661170 | Method and composition for preserving aluminum surfaces | Rainer Osberghaus, Dieter Brodalla, Roland Geissler | 1987-04-28 |
| 4404039 | Cleanser for anodized surfaces of aluminum and alloys thereof and method for using same | Rainer Osberghaus, Hans Ellwanger, Horst Marsen | 1983-09-13 |