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Patent applications and USPTO patent grants for Schellenberg; James J..The latest application filed is for "wide area communications network for remote data generating stations".
Patent | Date |
---|---|
Radio communication network for collecting data from utility meters Grant 6,653,945 - Johnson , et al. November 25, 2 | 2003-11-25 |
Wide area communications network for remote data generating stations App 20030001754 - Johnson, Dennis F. ;   et al. | 2003-01-02 |
Radio communication network for collecting data from utility meters App 20020158774 - Johnson, Dennis F. ;   et al. | 2002-10-31 |
Wide area communications network for remote data generating stations Grant 6,373,399 - Johnson , et al. April 16, 2 | 2002-04-16 |
Wide area communications network for remote data generating stations Grant 6,172,616 - Johnson , et al. January 9, 2 | 2001-01-09 |
Wide area communications network for remote data generating stations Grant 5,963,146 - Johnson , et al. October 5, 1 | 1999-10-05 |
Radio communication network for remote data generating stations Grant 5,553,094 - Johnson , et al. September 3, 1 | 1996-09-03 |
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