Hoffberg Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number US09/584,056 Inventor Steven M.
Google Patents Mobile communication deviceÄownload PDF Info Publication number US6429812B1 US6429812B1 US09/584,056 US58405600A US6429812B1 US 6429812 B1 US6429812 B1 US 6429812B1 US 58405600 A US58405600 A US 58405600A US 6429812 B1 US6429812 B1 US 6429812B1 Authority US United States Prior art keywords event location memory gps communications Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US6429812B1 - Mobile communication device US6429812B1 - Mobile communication device