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Patent applications and USPTO patent grants for Zijderhand; Frans.The latest application filed is for "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".
Patent | Date |
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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 Grant 5,771,459 - Demery , et al. June 23, 1 | 1998-06-23 |
Method and arrangement for channel allocation for data transmission between a main station and a plurality of substations Grant 5,629,942 - Zijderhand May 13, 1 | 1997-05-13 |
Method and apparatus for differential location of a vehicle under control of an internal change of status Grant 5,598,167 - Zijderhand January 28, 1 | 1997-01-28 |
Method and arrangement for data transmission Grant 5,488,611 - Zijderhand , et al. January 30, 1 | 1996-01-30 |
Method of collecting traffic information, and system for performing the method Grant 5,402,117 - Zijderhand March 28, 1 | 1995-03-28 |
Method and arrangement for data transmission with load monitor and adaptive distribution Grant 5,347,521 - Zijderhand September 13, 1 | 1994-09-13 |
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