Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5367133 | Keypad including membrane with replaceable key elements | Hans-Jurgen Schmidt, Klaus Lindner | 1994-11-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5367133 | Keypad including membrane with replaceable key elements | Hans-Jurgen Schmidt, Klaus Lindner | 1994-11-22 |