Roger J. Ratzenberger

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Featured researches published by Roger J. Ratzenberger.

Archive | 2002

Method and device for improving the efficiency of a postage meter

Donald T. Dolan; Yakup J. Igval; Gary S. Jacobson; Wesley A. Kirschner; Norman R. Lilly; Roger J. Ratzenberger

Archive | 1999

Postage metering system having currency synchronization

Roger J. Ratzenberger; Brad L. Davies; Kathleen M. English; Dale A. French; Wesley A. Kirschner; Sandra J. Peterson; Ian A. Siveyer

Archive | 1999

Postage metering system having separable modules with multiple currency capability and synchronization

Roger J. Ratzenberger; Joseph M. Mozdzer; Wesley A. Kirschner

Archive | 2003

Method for securely loading and executing software in a secure device that cannot retain software after a loss of power

G. Thomas Athens; Robert G. Arsenault; Walter J. Baker; John A. Hurd; Wesley A. Kirschner; Roger J. Ratzenberger; Albert P. Jacques; Thomas O. Matthews

Archive | 2003

Method and system for protection against replay of an indicium message in a closed system meter

G. Athens; Robert A. Cordery; John A. Hurd; Maria P. Parkos; Roger J. Ratzenberger

Archive | 2002

Postage metering system having multiple postage meter configuration capability

David W. Beckstrom; Donald T. Dolan; Joan T. Doutney; Yakup J. Igval; Sungwon Moh; Christina S. Park; Roger J. Ratzenberger; Richard P. Schoonmaker; James R. West

Archive | 2003