1
George B Edelmann, Kevin D Hunter, Arno Muller, Alfred C Schmidt Jr: System for detecting unaccounted for printing in a value printing system. Pitney Bowes, Peter Vrahotes, Melvin J Scolnick, David E Pitchenik, October 4, 1988: US04775246 (204 worldwide citation)

A system for detecting fraudulent imprints on documents is disclosed. The system comprises a metering device, a host and a verifying facility. The metering device provides a validation signal to the host and its associated printer. Thereafter, the printer prints information which includes informatio ...


2
Guy L Fougere, Kevin D Hunter, Ronald P Sansone, Alfred C Schmidt Jr: Postage and mailing information applying system. Pitney Bowes, Peter Vrahotes, Melvin J Scolnick, David E Pitchenik, May 10, 1988: US04743747 (182 worldwide citation)

A postage and mailing information system wherein an encrypted message based upon postage and mail address information is created. This encrypted message is used in the determination of authenticity. Another aspect of the invention resides in placing the encrypted message in the address field of a ma ...


3
Guy L Fougere, Kevin D Hunter, Ronald P Sansone, Alfred C Schmidt Jr: Mailing system with postage value transfer and accounting capability. Pitney Bowes, Donald P Walker, David E Pitchenik, Melvin J Scolnick, July 26, 1988: US04760534 (32 worldwide citation)

A mailing system that generates data representative of the total postage value of a stream of mail pieces to provide proof of the debiting of a stored postal value includes a portable device having a processor and a memory.