Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8754173 | Method for continuously producing polyester mixtures | Robert Loos, Uwe Witt, Motonori Yamamoto, Andreas Garbe | 2014-06-17 |
| 5094767 | Highly viscous magnetic fluids having nonmagnetic particles | Rainer Feser | 1992-03-10 |
| 4908172 | Production of ceramic moldings | Hans-Josef Sterzel | 1990-03-13 |
| 4810402 | Solid material for producing hexagonal ferrites | — | 1989-03-07 |
| 4810401 | Superparamagnetic solid particles | Werner Steck | 1989-03-07 |
| 4786430 | Method for producing hexagonal ferrites | — | 1988-11-22 |
| 4764429 | Finely, divided, spherical, two-layer solid particles | — | 1988-08-16 |
| 4681328 | Magnetic liquid shaft seal | Klaus Ritter, Klaus Michaelsen | 1987-07-21 |