1
Walter L Davis: Telephone answering machine in paging systems with automatic number identification based message operations. Motorola, William E Zitelli, Vincent B Ingrassia, July 17, 1990: US04942598 (243 worldwide citation)

An automatic telephone answering device employing an Automatic Number Identification (ANI) decoder to selectively perform operations on a telephone call is described. The device may perform such operations as to selectively not respond, end, record or forward a telephone call wherein the selection i ...


2
Walter L Davis: Nationwide display pager with location readout. Motorola, Philip P Macnak, Vincent B Ingrassia, January 2, 1990: US04891638 (215 worldwide citation)

A selective call receiver for receiving and displaying information in a nationwide communication system includes circuitry to decode and process transmitted channel identification information. The receiver displays channel identification indicia in response to a user interrogation thereby confirming ...


3
William J Kuznicki: Battery capacity indicator. Motorola, Philip P Macnak, Vincent B Ingrassia, William E Koch, July 16, 1991: US05032825 (203 worldwide citation)

A battery capacity indicator is described which measures the battery terminal voltage at two discharge rates, monitoring the resultant differential battery voltage at predetermined time intervals, and comparing the resultant differential battery voltage to a set of predetermined differential battery ...


4
Kazimierz Siwiak, Leon Jasinski, Francis R Steel: Frequency division multiplexed acknowledge back paging system. Motorola, William E Zitelli, Vincent B Ingrassia, October 17, 1989: US04875038 (189 worldwide citation)

An acknowledge back (ack-back) paging system is provided which includes a central station which transmits a group of message signals to a group of ack-back pagers which are addressed as a group. The users of the group of addressed ack-back pagers indicate a response to their respective pagers thus p ...


5
Leon Jasinaki: On-site communication system with RF shielding having pager identification capability. Motorola, Philip P Macnak, Vincent B Ingrassia, William E Koch, December 3, 1991: US05070329 (179 worldwide citation)

An on-site communication system includes a system for identifying communication receivers including acknowledge back capability and operating within the on-site communication system, and for controlling the delivery of messages to the communication receivers. The identification system operates on th ...


6
Kazimierz Siwiak: Code division multiplexed acknowledge back paging system. Motorola, William E Zitelli, Vincent B Ingrassia, November 21, 1989: US04882579 (162 worldwide citation)

An acknowledge back (ack-back) paging system is provided which includes a central station which transmits a group of message signals to an group of ack-back pagers which are addressed as a group. The users of the group of addressed ack-back pagers indicate a response to their respective pagers thus ...


7
Walter L Davis, Barry W Herold, Wendell L Little: Synthesized clock microcomputer with power saving. Motorola, Vincent B Ingrassia, Anthony J Sarli Jr, January 9, 1990: US04893271 (144 worldwide citation)

A microcomputer having predetermined clock pulse frequency requirements receives pulses from a multiplying type frequency synthesizer which utilizes a reference frequency less than the largest of the predetermined requirements. The synthesizer is responsive to program instructions to generate clock ...


8
Morris Moore: Acknowledge-back pager. Motorola, Gregg E Rasor, Vincent B Ingrassia, William E Koch, June 23, 1992: US05124697 (144 worldwide citation)

An acknowledge-back pager receives an address signal positioned within a group of address signals. Following reception of the address signal, first and second acknowledge signals are transmitted as determined at least in part by the received address signal's position in the group of address signals, ...


9
Leonard E Nelson, Victoria A Leonardo, Walter J Grandfield: Paging terminal apparatus with page forwarding capability and methodology thereof. Motorola, Vincent B Ingrassia, Anthony J Sarli Jr, Donald B Southard, March 21, 1989: US04814763 (135 worldwide citation)

Apparatus and method is disclosed for automatically, or by selective response, call forwarding a message to one or more system pagers which have an acknowledge back capability.


10
David F Willard, Philip P Macnak: Portable communications receiver with separate information presentation means. Motorola, Michael J DeLuca, Vincent B Ingrassia, Anthony J Sarli Jr, February 7, 1989: US04803487 (134 worldwide citation)

A personal message receiving apparatus is described including a portable communications receiver, intended to be carried by the user, which receives, detects and stores messages transmitted on a first radio frequency communication channel. The stored message is then subsequently transmitted over a s ...