Patents by Inventor Neil Wellenstein

Neil Wellenstein has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Portable communication system comprising a local and wide area communication units which can store a communication when the wide area communication system is not available
    Patent number: 5533097
    Abstract: A local-area RF communication unit (305) is incorporated in a portable housing, such as a briefcase (101), and adapted to communicate with personal communication devices, such as a handset (105) and notepad (107). One or more wide-area RF communication units (303) are disposed in the briefcase (101) and adapted to communicate with a wide-area communication system. The local-area RF communication unit (305) and the wide-area communication unit are selectively controlled by a microprocessor (301) within the briefcase (101).
    Type: Grant
    Filed: December 8, 1993
    Date of Patent: July 2, 1996
    Assignee: Motorola, Inc.
    Inventors: Eric K. Crane, David E. Morgan, Neil Wellenstein