Inventor
SCHUMACHER MARK S
US28 patents
⚠️ This page may combine multiple inventors who share the name “SCHUMACHER MARK S”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ROSEMOUNT INC
25 patentsUS6725731B2Apr 27, 2004
Bi-directional differential pressure flow sensor
ROSEMOUNT INC86 citations97
US6898980B2May 31, 2005
Scalable process transmitter
ROSEMOUNT INC51 citations96
US6609427B1Aug 26, 2003
Gas fill system in a pressure transmitter
ROSEMOUNT INC56 citations96
US6568279B2May 27, 2003
Scalable process transmitter
ROSEMOUNT INC48 citations96
US6487912B1Dec 3, 2002
Preinstallation of a pressure sensor module
ROSEMOUNT INC64 citations95
US5710552AJan 20, 1998
Barrier device
ROSEMOUNT INC79 citations93
US7523667B2Apr 28, 2009
Diagnostics of impulse piping in an industrial process
ROSEMOUNT INC21 citations92
US6975043B2Dec 13, 2005
Pressurized gas to electrical energy conversion for low-power field devices
ROSEMOUNT INC21 citations92
US6843139B2Jan 18, 2005
Flow instrument with multisensors
ROSEMOUNT INC28 citations92
US6789458B2Sep 14, 2004
System for controlling hydraulic actuator
ROSEMOUNT INC36 citations91
US7258024B2Aug 21, 2007
Simplified fluid property measurement
ROSEMOUNT INC50 citations90
US9153885B2Oct 6, 2015
Field device with improved terminations
ROSEMOUNT INC17 citations84
US7826991B2Nov 2, 2010
Temperature-averaging field device compensation
ROSEMOUNT INC8 citations84
US7675932B2Mar 9, 2010
Adapter for providing digital communication between a field device and a computer
ROSEMOUNT INC16 citations84
US6907790B2Jun 21, 2005
Gage pressure output from an absolute pressure measurement device
ROSEMOUNT INC16 citations84
US6782328B2Aug 24, 2004
Measurement of concentration of material in a process fluid
ROSEMOUNT INC14 citations83
US7525419B2Apr 28, 2009
Transmitter with removable local operator interface
ROSEMOUNT INC11 citations81
US9562819B2Feb 7, 2017
Polymeric remote seal system for single-use containers
ROSEMOUNT INC7 citations80
US9909909B2Mar 6, 2018
Flow measurement system for single-use containers
ROSEMOUNT INC3 citations73
US7882736B2Feb 8, 2011
Level measurement using a process vessel cage
ROSEMOUNT INC5 citations63
US7461562B2Dec 9, 2008
Process device with density measurement
ROSEMOUNT INC3 citations63
US11384325B2Jul 12, 2022
Single-use bioreactor port with multiple sensors
ROSEMOUNT INC0 citations62
US10359415B2Jul 23, 2019
Single-use bioreactor sensor architecture
ROSEMOUNT INC1 citations62
US6935156B2Aug 30, 2005
Characterization of process pressure sensor
ROSEMOUNT INC6 citations57
US9429462B2Aug 30, 2016
Two-wire process variable indicator with microencapsulated electrophoretic display
ROSEMOUNT INC0 citations52