Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11029558 | Image display apparatus | Koichi Nagasaki, Seiichi Karatsu, Matthias Neundorf | 2021-06-08 |
| 10381179 | Gas-insulated medium voltage switchgear with a circuit breaker pole part arrangement | — | 2019-08-13 |
| 9620316 | Circuit-breaker pole part with a flexible conductor for connecting a movable electrical contact | Dietmar Gentsch | 2017-04-11 |
| 9460868 | Assembled pole part with pole part frame | Maik Hyrenbach | 2016-10-04 |
| 8641997 | Process for producing shaped articles of inorganic cyanides and products obtainable by the process | Markus Jafeld, Stephan Schäflein, Norbert Steier, Annette Dickmann, Stefan Franke +2 more | 2014-02-04 |
| 7717902 | Catheter for drainage of the bladder | — | 2010-05-18 |
| 6096173 | Method of producing hydrogen cyanide | Lukas von Hippel, Andreas Gutsch, Roland Schaffer, Rudolf Vanheertum | 2000-08-01 |
| 6048512 | Process for preparing catalytically active coatings for the synthesis of hydrogen cyanide | Lukas von Hippel, Christian Bussek, Jorg Sauer, Dietrich Arntz | 2000-04-11 |
| 5961945 | Method of producing cyano compounds by ammoxidation | Lukas von Hippel, Jorg Sauer, Rudiger Schutte, Dietrich Arntz | 1999-10-05 |
| 5958588 | Process for preparing alkali metal cyanide and alkaline earth metal cyanide granules and the high purity alkali metal cyanide granules obtainable thereby | Rudiger Schutte, Hans Christian Alt, Catrin Becker-Balfanz, Lukas von Hippel, Oliver Feuer +1 more | 1999-09-28 |
| 5928984 | Process for preparing catalytically active coatings for the synthesis of hydrogen cyanide | Lukas von Hippel, Christian Bussek, Joerg Sauer, Dietrich Arntz | 1999-07-27 |
| 4913572 | Reloadable ribbon cassette for typewriters or office machines of similar construction | Rolf Behrens, Hermann Jendricke, Klaus-Dieter Frerichs, Alfred Keiter, Andreas Wesselhoft +2 more | 1990-04-03 |
| 4820125 | Ribbon device for typewriters or similar office machines | Alfred Keiter | 1989-04-11 |
| 4780010 | Ribbon spools for a reloadable cassette for a typewriter or similar office machine | Rolf Behrens, Hermann Jendricke, Klaus-Dieter Frerichs, Alfred Keiter, Andreas Wesselhoft +2 more | 1988-10-25 |