Inventor
STEVENSON DENNIS L
US17 patents
⚠️ This page may combine multiple inventors who share the name “STEVENSON DENNIS L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FISHER ROSEMOUNT SYSTEMS INC
12 patentsUS6868538B1Mar 15, 2005
Object-oriented programmable controller
FISHER ROSEMOUNT SYSTEMS INC170 citations99
US6510351B1Jan 21, 2003
Modifier function blocks in a process control system
FISHER ROSEMOUNT SYSTEMS INC85 citations98
US6445962B1Sep 3, 2002
Auto-tuning in a distributed process control environment
FISHER ROSEMOUNT SYSTEMS INC104 citations98
US6385496B1May 7, 2002
Indirect referencing in process control routines
FISHER ROSEMOUNT SYSTEMS INC176 citations98
US7971052B2Jun 28, 2011
Configuration system using security objects in a process plant
FISHER ROSEMOUNT SYSTEMS INC47 citations97
US7526347B2Apr 28, 2009
Security for objects in a process plant configuration system
FISHER ROSEMOUNT SYSTEMS INC41 citations96
US6738388B1May 18, 2004
Shadow function block interface for use in a process control network
FISHER ROSEMOUNT SYSTEMS INC132 citations96
US7117052B2Oct 3, 2006
Version control for objects in a process plant configuration system
FISHER ROSEMOUNT SYSTEMS INC60 citations95
US7729792B2Jun 1, 2010
Version control for objects in a process plant configuration system
FISHER ROSEMOUNT SYSTEMS INC23 citations92
US6871299B2Mar 22, 2005
Hierarchical failure management for process control systems
FISHER ROSEMOUNT SYSTEMS INC32 citations92
US7519083B2Apr 14, 2009
Shadow function block interface for use in a process control network
FISHER ROSEMOUNT SYSTEMS INC15 citations90
US7822495B2Oct 26, 2010
Custom function blocks for use with process control systems
FISHER ROSEMOUNT SYSTEMS INC12 citations84