Issued Patents All Time
Showing 26–50 of 101 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8043634 | Drug and/or food supplement containing NISYLEN, Cepa, Euphrasia, Belladonna and/or Mercurius solubilis | — | 2011-10-25 |
| 7921291 | Method and communication system for releasing a data processing unit | Eva Saar, Bernhard Loehlein, Matthias Gunkel | 2011-04-05 |
| 7778353 | Controller for a radio-frequency amplifier | — | 2010-08-17 |
| 7778414 | Encryption method based on factorization | Matthias Baumgart, Tim Schneider | 2010-08-17 |
| 7672649 | Controller for a radio-frequency amplifier | Ralph Oppelt | 2010-03-02 |
| 7584238 | Analog circuit system for generating elliptic functions | — | 2009-09-01 |
| 7583083 | Radio-frequency acquisition device for a magnetic resonance tomography apparatus | Stephan Biber | 2009-09-01 |
| 7580473 | Method for modulating a carrier signal and method for demodulating a modulated carrier signal | — | 2009-08-25 |
| 7517143 | Method for determining the temperature of a surface coating | Thomas Bosselmann, Francisco Perez, Michael Willsch | 2009-04-14 |
| 7477160 | Wireless communications associated with a wellbore | Erwann Lemenager, Herve Ohmer, Randolph J. Sheffield | 2009-01-13 |
| 7431098 | System and method for isolating a wellbore region | Herve Ohmer | 2008-10-07 |
| 7373823 | Method for determination of the stress on blades of a turbine machine during operation and corresponding device for carrying out said method | Thomas Bosselmann, Franz Eiermann, Michael Willsch | 2008-05-20 |
| 7347271 | Wireless communications associated with a wellbore | Herve Ohmer, Randolph J. Sheffield | 2008-03-25 |
| 7318077 | Method for two-dimensional representation, interpolation and compression of data | Heiko Knospe | 2008-01-08 |
| 7188361 | Method of transmitting signals | Alfred Scheerhorn | 2007-03-06 |
| 7183855 | Circuit arrangement for the switchable amplification of variable electrical signals | Ralph Oppelt | 2007-02-27 |
| 7147060 | Method, system and apparatus for orienting casing and liners | A. Glen Edwards, Luc Laverdière | 2006-12-12 |
| 7016424 | Method and circuit layout for the transmission of messages by means of approximating hermitian functions | Karl Hofmann | 2006-03-21 |
| 7000699 | Method and apparatus for orienting perforating devices and confirming their orientation | Wenbo Yang, Alfredo Fayard, Robert A. Parrott, Jeffrey P. Meisenhelder, A. Glen Edwards +4 more | 2006-02-21 |
| 6925129 | Method and circuit arrangement for improved data transmission | — | 2005-08-02 |
| 6901513 | Process for generating a digital signature and process for checking the signature | Jörg Schwenk | 2005-05-31 |
| 6721421 | Method for encrypting information represented as a numerical value | Jörg Schwenk | 2004-04-13 |
| 6719061 | Apparatus and method for inserting and retrieving a tool string through well surface equipment | Laurent E. Muller, Larry Grigar, Steven W. Henderson, Bennie Gill, Rolf Ludolf +1 more | 2004-04-13 |
| 6714147 | Method for compressing data | Peter Windirsch, Tim Schneider, Ralf Schaffelhofer, Matthias Baumgart | 2004-03-30 |
| 6446244 | Method and circuit configuration for producing sinusoidal/cosinusoidal oscillations | — | 2002-09-03 |