Issued Patents All Time
Showing 26–47 of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5647549 | Magnetic tape cassette apparatus with drive | Norbert Kunze, Marc Gielkens | 1997-07-15 |
| 5610787 | Magnetic tape apparatus with tape edge guides for reduced tape edge wear | Norbert Kunze | 1997-03-11 |
| 5583719 | Magnetic head mounting arrangement for a reversible drive tape cassette apparatus | Norbert Kunze | 1996-12-10 |
| 5475547 | Flywheel for a magnetic-tape-cassette apparatus | Norbert Kunze | 1995-12-12 |
| 5458245 | Device for cleaning a mixture of substantially granular grains and method for cleaning this mixture of grains | Hans Heckel, Uwe Schwanke, Volhard Sorgatz | 1995-10-17 |
| 5450275 | Magnetic-tape cassette apparatus comprising an auto-reverse deck with pressure-roller bracket actuation | Norbert Kunze | 1995-09-12 |
| 5076685 | Apparatus for ophthalmological laser-therapy instruments | Jurgen Schwarz | 1991-12-31 |
| 4902393 | Process for the production of 1,1,2-trichloro-2-methylpropane | — | 1990-02-20 |
| 4804100 | Container adapted for use in centrifuge | Christian Hirsch, Peter Pantucek | 1989-02-14 |
| 4804883 | Front attachment for CRT. E.G. for a monitor or video tube | Wilhelm Rein | 1989-02-14 |
| 4776834 | Centrifuge | Peter Pantucek | 1988-10-11 |
| 4723343 | Method and apparatus of carding | Siegfried Bernhardt, Hans Schmiedgen, Dietrich Menzel | 1988-02-09 |
| 4715879 | Method for the manufacture of a tempered and/or curved glass pane with reduced transmission | Franz-Josef Schmitte, Rolf Groth | 1987-12-29 |
| 4716255 | Process for the production of 3,3-dichloro-2-methylpropene | — | 1987-12-29 |
| 4714792 | Process for the production of 1,2,3-trichloropropane | Heinrich Wehmeyer | 1987-12-22 |
| 4572743 | Method for pickling metallic surfaces | Heinrich Spielbrink | 1986-02-25 |
| 4523821 | Device for examining anterior sections of the eye | Walter Lang, Franz Muchel, Roland Wanner, Peter Niesel | 1985-06-18 |
| 4506135 | Method and apparatus for manufacturing heat exchanger tubes | Gerhard Ziemek, Friedrich Schatz, Douglas W. Rowell | 1985-03-19 |
| 4497700 | Method of coating a transparent substrate | Rolf Groth | 1985-02-05 |
| 4234252 | Apparatus for the simultaneous photometric determination of a plurality of elements in a liquid sample | Klaus-Georg Bottger, Karl-Wilhelm Schmekel, Walter Tausch | 1980-11-18 |
| 4231991 | Apparatus for crystallizing an amorphous particulate material | — | 1980-11-04 |
| 4224971 | Dowel or anchoring means | Wilhelm Endlich, Siegfried Kugler | 1980-09-30 |