Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8688077 | Communication system and method for providing a mobile communications service | Alfons Fartmann, Jurgen Totzke, Lars Westerhoff | 2014-04-01 |
| 7171202 | Verifying check-in authentication by using an access authentication token | Tianwei Chen, Changpeng Fan | 2007-01-30 |
| 6110854 | Liquid-phase sintering process for aluminate ceramics | Fritz Aldinger, Andreas Hachtel | 2000-08-29 |
| 5474959 | "Process for the production of K- or Rb-.beta.""- or -.beta.- aluminum oxide ion conductors" | Arnold Van Zyl, Werner Weppner | 1995-12-12 |
| 4622838 | Apparatus for manufacturing flexible corrugated tubes | — | 1986-11-18 |
| 4509560 | Locking detent for corrugated tube | — | 1985-04-09 |
| 4489463 | Pipe clamp | — | 1984-12-25 |
| 4486484 | Strip of flexible corrugated material | — | 1984-12-04 |