Inventor
RAMIREZ FRANK D
US7 patents
Patents
7 patentsUS5583779ADec 10, 1996
Method for preventing monitoring of data remotely sent from a metering accounting vault to digital printer
PITNEY BOWES INC87 citations94
US5319291AJun 7, 1994
Brushless motor utilizing FET drivers
PITNEY BOWES INC39 citations91
US5859510AJan 12, 1999
Commutation board for brushless motor
PITNEY BOWES INC50 citations90
US5382890AJan 17, 1995
Integrated circuit driver having current limiter for brushless motor
PITNEY BOWES INC45 citations90
US4959600ASep 25, 1990
Microprocessor system controller for mail processing system applications
PITNEY BOWES INC12 citations73
US5502361AMar 26, 1996
Load current limiting circuit for PWM controlled brushless motor
PITNEY BOWES INC17 citations71
US5331538AJul 19, 1994
Mail processing system controller
PITNEY BOWES INC12 citations68