Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8988248 | Data transmission method and device for A/C systems | Wilfried Beck | 2015-03-24 |
| 8834833 | Process for preparing an aluminium oxide powder having a high alpha-Al2O3 content | Christian Schulze-Isfort, Christoph Batz-Sohn, Herbert Habermann | 2014-09-16 |
| 8377994 | Use of roll compacted pyrogenically produced silicon dioxide in pharmaceutical compositions | Ann Gray, Margarete Drechsler | 2013-02-19 |
| 8349441 | Pyrogenic titanium dioxide compressed to slugs | Guenter Stein, Frank Menzel | 2013-01-08 |
| 8252853 | Process for preparation of rubber mixtures containing silicon dioxide | Rainer Friehmelt, Joachim Fröhlich, Werner Niedermeier, Uwe Schachtely | 2012-08-28 |
| 7842269 | Pyrogenically prepared silicon dioxide compacted to give crusts | Uwe Schachtely, Günter Stein, Roland Schaffer, Rainer Friehmelt | 2010-11-30 |