Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6663536 | Control system for variable torque distribution for a four-wheel-drive vehicle | — | 2003-12-16 |
| 6653055 | Method for producing etched circuits | Ulrich Lacher | 2003-11-25 |
| 6638690 | Method for producing multi-layer circuits | Norbert Munzel | 2003-10-28 |