Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5771459 | Communication system for use with stationary and second entities, via a wireless intermediate network with gateway devices, a gateway device for use with such system, and a mobile entity provided with such gateway device | David Demery, Edwin W. Mulder | 1998-06-23 |
| 5629942 | Method and arrangement for channel allocation for data transmission between a main station and a plurality of substations | — | 1997-05-13 |
| 5598167 | Method and apparatus for differential location of a vehicle under control of an internal change of status | — | 1997-01-28 |
| 5488611 | Method and arrangement for data transmission | Alfred L. M. Weling | 1996-01-30 |
| 5402117 | Method of collecting traffic information, and system for performing the method | — | 1995-03-28 |
| 5347521 | Method and arrangement for data transmission with load monitor and adaptive distribution | — | 1994-09-13 |