Inventor
BARRETT LOUIS LEEGRANDE
US16 patents
⚠️ This page may combine multiple inventors who share the name “BARRETT LOUIS LEEGRANDE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FRESENIUS MEDICAL CARE HOLDINGS INC
13 patentsUS11241176B2Feb 8, 2022
Direct light differential measurement system with increased noise immunity
FRESENIUS MEDICAL CARE HOLDINGS INC1 citations71
US10471201B2Nov 12, 2019
Sensor clip assembly for an optical monitoring system
FRESENIUS MEDICAL CARE HOLDINGS INC1 citations71
USD979050SFeb 21, 2023
Blood flow line
FRESENIUS MEDICAL CARE HOLDINGS INC2 citations70
US12114973B2Oct 15, 2024
Direct light differential measurement system
FRESENIUS MEDICAL CARE HOLDINGS INC0 citations61
US11013846B2May 25, 2021
Controlling data output of a sensor clip assembly for an optical monitoring system
FRESENIUS MEDICAL CARE HOLDINGS INC0 citations61
US11389576B2Jul 19, 2022
Determination of patient blood volume at start of a dialysis treatment
FRESENIUS MEDICAL CARE HOLDINGS INC1 citations60
US12059519B2Aug 13, 2024
Systems and methods for measuring electrical characteristic of medical fluids
FRESENIUS MEDICAL CARE HOLDINGS INC0 citations59
US12239459B2Mar 4, 2025
Closed loop dialysis treatment using adaptive ultrafiltration rates
FRESENIUS MEDICAL CARE HOLDINGS INC0 citations58
US11141515B2Oct 12, 2021
System and method for dialyzer evaluation
FRESENIUS MEDICAL CARE HOLDINGS INC0 citations57
US10625011B2Apr 21, 2020
System and method for dialyzer evaluation
FRESENIUS MEDICAL CARE HOLDINGS INC1 citations57
US12543979B2Feb 10, 2026
Wireless monitoring of hemodialysis treatment data in real-time via a blood monitor network
FRESENIUS MEDICAL CARE HOLDINGS INC0 citations54
US10668204B2Jun 2, 2020
Remote interfacing with a sensor clip assembly for an optical monitoring system
FRESENIUS MEDICAL CARE HOLDINGS INC0 citations51
US10765792B2Sep 8, 2020
System and method for dialyzer evaluation
FRESENIUS MEDICAL CARE HOLDINGS INC0 citations47
BARRETT LOUIS LEEGRANDE
3 patentsUS8287739B2Oct 16, 2012
Measuring hematocrit and estimating hemoglobin values with a non-invasive, optical blood monitoring system
BARRETT LOUIS LEEGRANDE30 citations86
US9370324B2Jun 21, 2016
Hemodialysis patient data acquisition, management and analysis system
BARRETT LOUIS LEEGRANDE9 citations73
US8130369B2Mar 6, 2012
Measuring hematocrit and estimating hemoglobin values with a non-invasive, optical blood monitoring system
BARRETT LOUIS LEEGRANDE5 citations57