1
Charles C Hayden, Frederick A Schmidt, Mark D Studebaker: Audiographics conferencing arrangement. American Telephone and Telegraph Company, Frederick B Luludis, August 28, 1990: US04953159 (465 worldwide citation)

An audiographics conferencing arrangement for use in a business communication system allows the conferees to exchange displayed text and/or graphics stored locally in their respective data terminals. The conferees may change the displayed text and/or graphics and such changes are automatically distr ...


2
Arnon Kanfi: Incremental computer file backup using check words. Lucent Technologies, Frederick B Luludis, September 24, 1996: US05559991 (381 worldwide citation)

A facility is provided for storing in a backup memory only those blocks of a file, or disk partition, which differ from corresponding blocks forming an earlier version of the file. Specifically, a file is divided into a number of blocks and a "signature" is generated for each such block. A block is ...


3
Benjamin W Day Jr, Alexander C Gillon, Raoul A LeConte: Touch screen form entry system. AT&T Information Systems American Telephone and Telegraph Company, Frederick B Luludis, August 9, 1988: US04763356 (248 worldwide citation)

A personal computer connected to a display and touch screen panel is provided with a form entry system integrated therewith. The form entry system is adapted to display a predefined form and to automatically display a predefined tool, such as a keyboard, menu, calculator, etc., to facilitate inputti ...


4
Thomas H Buscher, Teresa J Coutre, Marianne J Franklin, Brian D Freeman, Wayne E Relyea, Edward N Shipley: Telecommunication network arrangement for providing real time access to call records. AT&T, Frederick B Luludis, April 9, 1996: US05506893 (235 worldwide citation)

A facility is provided in a telecommunications network so that a record containing details about an associated call may be delivered to a customer in real time during the progression of the call and/or immediately after the call has been terminated.


5
Carroll W Creswell, Steven G Lanning, Carol J Papazian, James M Rulon: System for providing personalized telephone calling features. AT&T, Frederick B Luludis, January 24, 1995: US05384831 (185 worldwide citation)

A common adjunct switch in association with a communications network provides a number of functionalities, one of which allows associated subscribers to customize the way in which they receive telephone calls and access enhanced services, such as a facsimile service. In particular, each subscriber m ...


6
Purshotam Rajani: Memory archiving indexing arrangement. AT&T Bell Laboratories, Frederick B Luludis, April 5, 1994: US05301286 (177 worldwide citation)

A facility is provided for locating a file in a backup memory, in which each of the components forming a hierarchical pathname identifying the file is converted into a unique identity using a minimum of bytes, and in which the location of the file in backup memory is determined as a function of each ...


7
Daniel Nelson Heer, David P Maher: Data encryption security module. Lucent Technologies, Frederick B Luludis, December 7, 1999: US05999629 (162 worldwide citation)

We have recognized that there is a strong need to control and maintain the secrecy of the intelligence that may be used by computers to communicate with another, for example, by encrypting the messages that they exchange with one another. Thus, the encryption keys used to encrypt such messages need ...


8
Michael M Hou, Sharon Kish, Sally B Muir: Voice directed communications system platform. AT&T Bell Laboratories, Frederick B Luludis, June 28, 1994: US05325421 (157 worldwide citation)

A facility is provided for allowing a caller to place a telephone call by merely uttering a label identifying a desired called destination and to charge the telephone call to a particular billing account by merely uttering a label identifying that account. Alternatively, the caller may place the cal ...


9
Bharat T Doshi, N Farber, P Harshavardhana, Rajiv Kapoor, Arik Kashper, Steven S Katz, Kathleen S Meier Hellstern, Thomas S Guiffrida: ATM network architecture employing an out-of-band signaling network. Lucent Technologies, Frederick B Luludis, October 22, 1996: US05568475 (156 worldwide citation)

An Asynchronous Transfer(ATM) network comprising a plurality of ATM switches may be arranged so that it receives calls from Synchronous Transfer Mode (STM) switches that employ out-of-band signaling such that the ATM switches communicate telephone call signaling information between each other and th ...


10
Bharat T Doshi, N Farber, P Harshavardhana, Rajiv Kapoor, Arik Kashper, Steven S Katz, Kathleen S Meier Hellstern: Terminal adapter for interfacing an ATM network with a STM network. AT&T, Frederick B Luludis, January 9, 1996: US05483527 (152 worldwide citation)

An Asynchronous Transfer Mode (ATM) network comprising a plurality of ATM switches may be arranged so that it may receive for routing telephone calls originating at Synchronous Transfer Mode (STM) switches. This may be done in the ATM network by accumulating voice signals as they are received from a ...