Inventor
RATZENBERGER JR ROGER J
US9 patents
Patents
9 patentsUS6178412B1Jan 23, 2001
Postage metering system having separable modules with multiple currency capability and synchronization
PITNEY BOWES INC32 citations91
US6188997B1Feb 13, 2001
Postage metering system having currency synchronization
PITNEY BOWES INC24 citations90
US7319989B2Jan 15, 2008
Method and system for protection against replay of an indicium message in a closed system meter
PITNEY BOWES INC9 citations83
US6499020B1Dec 24, 2002
Method and device for improving the efficiency of a postage meter
PITNEY BOWES INC14 citations83
US7769700B1Aug 3, 2010
Method and apparatus for transferring post meter data
PITNEY BOWES INC12 citations78
US6477512B1Nov 5, 2002
Postage metering system having multiple postage meter configuration capability
PITNEY BOWES INC6 citations71
US7305710B2Dec 4, 2007
Method for securely loading and executing software in a secure device that cannot retain software after a loss of power
PITNEY BOWES INC7 citations69
US6816845B2Nov 9, 2004
Method and device for improving the efficiency of a postage meter
PITNEY BOWES INC4 citations62
US6847952B2Jan 25, 2005
Postage metering system having multiple postage meter configuration capability
PITNEY BOWES INC3 citations60