Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5224784 | Electronically controlled typewriter, printer, or the like and ribbon cassette or type-wheel cassette therefor | Johannes Haftmann | 1993-07-06 |
| 5195833 | Typewriter or similar machine | Johannes Haftmann | 1993-03-23 |
| 5192222 | Plug connection device for simultaneous mechanical and electrical connection of two electronic units | Klaus-Diether Krause, Florian Stolzenberger | 1993-03-09 |
| 5061094 | Keyboard for typewriters, printers or the like | Gunter Buttner, Friedrich Forschner, Manfred Fuchtenkort, Alfred Wieland | 1991-10-29 |
| 5013170 | Plastic platen for typewriters or similar office equipment | Johannes Haftmann | 1991-05-07 |
| 4973004 | Housing for a paper shredder | Klaus-Diether Krause, Florian Stolzenberger | 1990-11-27 |
| 4958949 | Drive element for platens of typewriters or similar office machines | Johannes Haftmann | 1990-09-25 |
| 4948276 | Typewriter, printer or the like and ribbon cassette therefor | Johannes Haftmann | 1990-08-14 |
| 4932799 | Typewriter or similar machine | Johannes Haftmann | 1990-06-12 |
| 4902148 | Typewriter with a print wheel and hammer driven by one motor | Johannes Haftmann | 1990-02-20 |
| 4877347 | Keyboard for typewriters or similar machines | Johannes Haftmann | 1989-10-31 |
| 4382594 | Device for dispensing sheet material out of a closed receptacle | Peter Weigel | 1983-05-10 |
| 4354654 | Swivel mounting unit | Franz Werner, Herman Doeinghaus | 1982-10-19 |
| 4334732 | Electrical connector unit | Rolf Roeschlein, Udo Tewes | 1982-06-15 |
| 4251010 | Certificate dispenser | Peter Weigel | 1981-02-17 |
| 4213715 | Ink ribbon cartridge having a replaceable ribbon magazine | Johannes Haftmann | 1980-07-22 |