Inventor
BUTTERFIELD ROBERT DWAINE
US28 patents
⚠️ This page may combine multiple inventors who share the name “BUTTERFIELD ROBERT DWAINE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CAREFUSION 303 INC
22 patentsUS10485926B2Nov 26, 2019
Systems and methods for controlling an infusion pump
CAREFUSION 303 INC6 citations84
US10563647B2Feb 18, 2020
Low-force pumping segment
CAREFUSION 303 INC1 citations72
US11850395B2Dec 26, 2023
Syringe driver for infusion
CAREFUSION 303 INC2 citations71
US10792420B2Oct 6, 2020
Occlusion detection for infusion pumps
CAREFUSION 303 INC2 citations69
US10328199B2Jun 25, 2019
Model-based infusion site monitor
CAREFUSION 303 INC3 citations68
US11572871B2Feb 7, 2023
Low-force pumping segment
CAREFUSION 303 INC0 citations62
US11517671B2Dec 6, 2022
Systems and methods for controlling an infusion pump
CAREFUSION 303 INC0 citations62
US11246981B2Feb 15, 2022
Drip chamber
CAREFUSION 303 INC0 citations62
US10384000B2Aug 20, 2019
Drip chamber
CAREFUSION 303 INC1 citations62
US11896796B2Feb 13, 2024
Disposable intravenous (IV) set with flow control valve
CAREFUSION 303 INC0 citations61
US12512201B2Dec 30, 2025
Model-based infusion site monitor
CAREFUSION 303 INC0 citations58
US12491315B2Dec 9, 2025
Occlusion detection for infusion pumps
CAREFUSION 303 INC0 citations58
US12070579B2Aug 27, 2024
Occlusion detection for infusion pumps
CAREFUSION 303 INC0 citations58
US11771825B2Oct 3, 2023
Occlusion detection for infusion pumps
CAREFUSION 303 INC0 citations58
US11636937B2Apr 25, 2023
Model-based infusion site monitor
CAREFUSION 303 INC0 citations58
US12377212B2Aug 5, 2025
Monitoring upstream flow characteristics for a pump
CAREFUSION 303 INC0 citations56
US11351302B2Jun 7, 2022
Monitoring upstream flow characteristics for a pump
CAREFUSION 303 INC0 citations56
US10632299B2Apr 28, 2020
Systems and methods for intermittent infusion
CAREFUSION 303 INC0 citations51
US10342921B2Jul 9, 2019
Integrated infusion pump and container
CAREFUSION 303 INC0 citations51
US10188792B2Jan 29, 2019
Automated pressure limit setting method and apparatus
CAREFUSION 303 INC0 citations51
US9302091B2Apr 5, 2016
Check valve system
CAREFUSION 303 INC1 citations50
US10632298B2Apr 28, 2020
Fluid infusion systems and methods
CAREFUSION 303 INC0 citations36
BUTTERFIELD ROBERT DWAINE
4 patentsUS8777897B2Jul 15, 2014
Fluid delivery systems and methods having wireless communication
BUTTERFIELD ROBERT DWAINE50 citations93
US9545508B2Jan 17, 2017
Drip chamber
BUTTERFIELD ROBERT DWAINE8 citations83
US8545446B1Oct 1, 2013
Fluid mechanical device for improved secondary mode IV delivery
BUTTERFIELD ROBERT DWAINE15 citations83
US9205187B2Dec 8, 2015
Managing a fluid flow
BUTTERFIELD ROBERT DWAINE6 citations72