Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6057478 | Process for preparing arylhydrazines | Thomas Schach, Manfred Koch | 2000-05-02 |
| 5782469 | Stacking device for card-shaped products | Jurgen Schoon | 1998-07-21 |
| 5756757 | Process for the preparation of 3-hydroxy-N-benzimidazolon-5-yl-2-naphthamide in the high purity required of azo pigments | Michael Meier, Rudolf Neeb | 1998-05-26 |
| 5639340 | Portable hand-held labelling and marking device and printing mechanism therefor | — | 1997-06-17 |
| 5597441 | Portable hand-held labelling and marking device and printing mechanism housing therefor | — | 1997-01-28 |
| 5594145 | Process for the preparation of 2(3H)-benzothiazolones | Klaus Forstinger, Werner Wykypiel | 1997-01-14 |
| D365597 | Hand held labeler | Peter Patzak | 1995-12-26 |
| 5374737 | Process for the preparation of 2-aminobenzothiazoles | Steffen Dapperheld, Karl Peter | 1994-12-20 |
| 5344248 | Framework for portable printers | Jurgen Schoon, Ulf Hoch, Peter Schneider | 1994-09-06 |
| 5258090 | Hand-held portable labelling device and the inking roller mounting therefor | Werner Becker | 1993-11-02 |
| 4951565 | Printing mechanism with torque limiting detent elements on actuating knob | — | 1990-08-28 |
| 4916257 | Process for the purification of 2-hydroxynaphthalene-6-carboxylic acid | Helmold von Plessen, Siegbert Rittner, Werner Wykypiel, Rudolf Neeb | 1990-04-10 |
| 4809603 | Setting mechanism for selective printing member | Klaus Mikolajczyk | 1989-03-07 |
| 4802409 | Printing mechanism with torque limiting detent elements on actuating knob | Ulf Koch | 1989-02-07 |
| 4744295 | Setting mechanism for endless band printing device | — | 1988-05-17 |
| 4726290 | Printing band, in particular for price marking devices | Karl Harter | 1988-02-23 |
| 4694745 | Printed band, in particular for price marking devices | Karl Harter, Fritz Dotter | 1987-09-22 |
| 4679500 | Printer with plural endless bands and stop means therefor | — | 1987-07-14 |
| 4618701 | Process for preparing 6-acetoxy-2-naphthoic-acid and pure 6-hydroxy-2-naphthoic acid | Rudolf Neeb, Wolfgang Ironich | 1986-10-21 |
| 4618393 | Hand labeling device | — | 1986-10-21 |
| 4586432 | Setting means for printer with plural endless bands | — | 1986-05-06 |
| 4583456 | Printing mechanism | — | 1986-04-22 |
| 4583457 | Printer with plural endless bands and setting means therefore | — | 1986-04-22 |
| 4521617 | Process for preparing pure alkyl 1-hydroxy-2-naphthoates | Theodor Papenfuhs | 1985-06-04 |
| 4450036 | Portable labeling machine | — | 1984-05-22 |