Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5600709 | Telephone set for an integrated services digital network ( | — | 1997-02-04 |
| 5450474 | Network in which cordless phones are paged from a plurality of base stations that receive paging codes for the cordless phones via subscriber lines | — | 1995-09-12 |
| 5416838 | Telephone receiver with adjustable support for base and handset | Ullrich Liebing, Peter Hirth, Wilhelm Wekerle | 1995-05-16 |
| 5408682 | Identification code search in a communication device | Georg Ranner | 1995-04-18 |