Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10707745 | Phase controlled discharging of internal capacitive element of power supply circuit | Martin Feldtkeller, Torsten Hinz, Jens Barrenscheen, Anthony Sanders | 2020-07-07 |
| 10256630 | Controller device for power electronics circuit | Martin Feldtkeller | 2019-04-09 |
| 9168996 | Aircraft pressurized cabin door made of fiber composite | Peter Haensch, Richard Braun, Patrik Schmiedel | 2015-10-27 |
| 7324560 | Recovering clock and frame information from data stream | — | 2008-01-29 |
| 6406501 | Oxidation colorants | Horst Hoeffkes, Detlef Hollenberg, David Rose | 2002-06-18 |
| 6209383 | Arrangement for calibrating several gyro systems | Gert Trommer | 2001-04-03 |
| 6191296 | Continuous method of manufacturing chlorine-free tetraalkoxysilanes | Uwe Dittrich, Frank Steding | 2001-02-20 |
| 6172018 | Mild cleaning preparations | Kurt Seidel, Detlef Hollenberg, Anja Patten | 2001-01-09 |
| 6157239 | Integrated full bridge circuit with four transistors | Wolfgang Horchler | 2000-12-05 |
| 6151126 | Rotational rate comparator for a fiber optic gyroscope with a 3.times.3 coupler | Gert Trommer | 2000-11-21 |
| 6045779 | Skin and hair aerosol foam preparations containing an alkyl polyglycoside and vegetable oil | Kurt Seidel, Anke Kaczich, Detlef Hollenberg, Iduna Matzik | 2000-04-04 |
| 5995211 | Method for determining the rate of rotation | Gert Trommer | 1999-11-30 |
| 5811386 | Clear surface-active mixtures containing anionic surfactant, APG, and temporarily cationic copolymer | Kurt Seidel, Detlef Hollenberg, Manuela Ehlert | 1998-09-22 |
| 5716418 | Coloring of keratin-containing fibers with preparations which contain alkyl glycosides and oxidation dye precursors | Iduna Matzik, Horst Hoeffkes, Detlef Hollenberg, Manuela Ehlert, Christa Schramm | 1998-02-10 |
| 5631003 | Hair treatment prepartation | Kurt Seidel, Detlef Hollenberg | 1997-05-20 |
| 5612024 | Cosmetic preparations for the hair | Karl Giede, Kurt Seidel, Detlef Hollenberg | 1997-03-18 |
| 5002761 | Hair treatment compositions containing natural ingredients | Horst Hoeffkes, Kurt Seidel, Klaus-Dieter Wisotzki | 1991-03-26 |
| 4849986 | Optical resonator matrix | Manfred Boerner, Gert Trommer | 1989-07-18 |