KEY TELEPHONE SYSTEMS

Brand Owner (click to sort) Address Description
BUSICOM AMPER, S.A. Marconi, 3 P.T.M., Tres Cantos; E-28760 Madrid Spain key telephone systems; namely, multiline telephone units, answering machines, automatic dialers, central exchange units and parts therefor;BUSINESS COMMUNICATION;
INFOSET NEC AMERICA, INC. 8 Corporate Center Drive Mellville NY 117473112 Key telephone systems, comprised of voice and data terminals, key service units, and router boards;
LOGISYS LUCKY-GOLDSTAR INTERNATIONAL CORP. 20, YOIDO-DONG, YOUNGDUNGPOGU SEOUL Republic of Korea key telephone systems; which is a multiline telephone system designed to provide shared access to outside lines by way of direct line appearance on the station sets, and which consists of key service unit (containing the power supply, processor, external connectors and circuits for lines and stations), key telephone (having an array of buttons to select lines and providing functions of holding, intercom and paging), and boxes of various sizes (providing features as intercom, hands-free answerback, paging, music-on-hold, conferencing and automatic dialing), video door phones, facsimiles machines, computers, blank discs for computers, floppy discs for computers and/or hard discs for computers, printers for computers, monitors, computer workstations which comprise a printed circuit mother board (containing a processor, cache and memory management unit, a floating point processor, a controller, a SCSI bus interface, serial and dudio ports, and a keyboard with mouse), monochrome or color monitor and frame buffer board, internal floppy disk drive, and optional hard disk drive; cellular telephones;LOGI-SYSTEM;
SPRINT SPRINT COMMUNICATIONS COMPANY L.P. 12920 S.E. 38th Street Bellevue WA 98006 key telephone systems, namely card cabinets, power supplies, service boards, control boards, voice recorders, connecting cables, patch panels, patch cards, workstation outlets, software, circuit cards and keysets; telephone sets comprised of keysets, handsets, handset cords, consoles, speakerphones, data ports and analog station adapters;
 

Where the owner name is not linked, that owner no longer owns the brand

    
Technical Examples
  1. Directory assistance provides telephone number look up services to callers based on the business or caller name as listed in a telephone directory. In the prior art, directory assistance provides a value-added service to telephone users and an expense that must be charged back to telephone callers or absorbed by telephone carriers. In enhanced directory assistance (EDA) services as described in the disclosure, EDA is further developed to deliver a keyword targeted advertising service to telephone listing owners and advertisers. The present invention provides a method and system to extend EDA services to the wireless messaging systems used by telecommunications operators. The invention further discloses methods to support both one-way and two-way communications on these devices, as well as systems to support the distributed EDA Transaction business model.