Patents per Year
Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 7666243 | Fine grain niobium sheet via ingot metallurgy | Paul R. Aimone, Robert A. Dorvel, Ryan Balter | 2010-02-23 | |
| 5813339 | Cartridge for refilling a printing cartridge with ink | Franz-Ulrich Schmitt, Friedhelm Czeranski, Christian Geiermann | 1998-09-29 | |
| 4707339 | High-pressure mixing head | Vincent L. Johnson | 1987-11-17 | $7,240,000 |
| 4585328 | Developing apparatus for a photocopying machine | Karl Moser | 1986-04-29 | |
| 4515459 | Press fixing apparatus with three pressing rollers | Rolf Hofmann | 1985-05-07 | |
| 4494746 | Copying machine with a cassette guide | — | 1985-01-22 | |
| 4443092 | Compact photocopying machine | Juergen Eisbein, Heinrich Kaufmann, Friedhelm Brenner | 1984-04-17 | |
| 4418041 | High-pressure mixing head | Vincent L. Johnson | 1983-11-29 | |
| 4235549 | Developing station for an electrostatic copier | Jurgen Eisbein | 1980-11-25 | |
| 4231652 | Drum for electrophotographic copier | Helmut Wegmann | 1980-11-04 | |
| 4185745 | Sheet packaging arrangement | Heinrich Kaufmann | 1980-01-29 |