Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6302926 | Preparations of monodisperse spherical oxide particles | Ralf Anselmann, Carsten Griessmann, Manuela Loch | 2001-10-16 |
| 5698309 | Molded bodies made of polyester containing covalent-bonded oxide particles | Hermann Dallmann, Joachim Kinkel, Ludwig Pohl | 1997-12-16 |
| 5618872 | Inorganic fillers and organic matrix materials with refractive index adaptation | Ludwig Pohl, G unter Waitl, Ulrike Reeh, Ernst Wipfelder | 1997-04-08 |
| 5494949 | Surface-modified oxide particles and their use as fillers and modifying agents in polymer materials | Joachim Kinkel, Ludwig Pohl | 1996-02-27 |
| 5277888 | Dispersions of spherical inorganic particles | Wilfried Baron, Martin Knapp | 1994-01-11 |
| 4576903 | Developer for positive photoresists | Winfried Baron, Hans-Joachim Merrem, Raimund Sindlinger, Klaus P. Thiel | 1986-03-18 |