Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6641640 | Hard material sintered compact with a nickel- and cobalt-free, nitrogenous steel as binder of the hard phase | Hans Wohlfromm, Peter Uggowitzer, Markus Speidel | 2003-11-04 |
| 6642294 | Mixtures with special softening agents suited as a solid electrolyte or separator for electrochemical cells | Stephan Bauer, Bernd Bronstert, Helmut Möhwald, Hans-Josef Sterzel | 2003-11-04 |