Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5936957 | ATM communication system with a modular structure | Siegfried Hartmann, Heinrich W. Schramm, Hilmar Lesch | 1999-08-10 |
| 5854789 | ATM communication system with a modular structure and communication modules | Hilmar Lesch, Klaus Kirchberger, Werner Stockl | 1998-12-29 |