Inventor
WESTFIELD BRIAN L
US21 patents
⚠️ This page may combine multiple inventors who share the name “WESTFIELD BRIAN L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ROSEMOUNT INC
15 patentsUS7262693B2Aug 28, 2007
Process field device with radio frequency communication
ROSEMOUNT INC94 citations98
US6609427B1Aug 26, 2003
Gas fill system in a pressure transmitter
ROSEMOUNT INC56 citations96
US6487912B1Dec 3, 2002
Preinstallation of a pressure sensor module
ROSEMOUNT INC64 citations95
US6307483B1Oct 23, 2001
Conversion circuit for process control system
ROSEMOUNT INC66 citations95
US4878012AOct 31, 1989
Charge balanced feedback transmitter
ROSEMOUNT INC72 citations95
US6593857B1Jul 15, 2003
Modular process transmitter having a scalable EMI/RFI filtering architecture
ROSEMOUNT INC41 citations94
US8049361B2Nov 1, 2011
RF adapter for field device with loop current bypass
ROSEMOUNT INC19 citations92
US6504489B1Jan 7, 2003
Process control transmitter having an externally accessible DC circuit common
ROSEMOUNT INC47 citations92
US5650777AJul 22, 1997
Conversion circuit for process control system
ROSEMOUNT INC30 citations92
US6765968B1Jul 20, 2004
Process transmitter with local databus
ROSEMOUNT INC28 citations91
US6480131B1Nov 12, 2002
Multiple die industrial process control transmitter
ROSEMOUNT INC46 citations91
US5245333ASep 14, 1993
Three wire low power transmitter
ROSEMOUNT INC51 citations91
US6813318B1Nov 2, 2004
Process transmitter having a step-up converter for powering analog components
ROSEMOUNT INC26 citations88
US7956738B2Jun 7, 2011
Process field device with radio frequency communication
ROSEMOUNT INC12 citations84
US7679033B2Mar 16, 2010
Process field device temperature control
ROSEMOUNT INC2 citations63