Louis L. Barrett

Person

West Point, UT, US

People

Patents Grantslast 30 patents

Information Patent Grant
Direct light differential measurement system
- Patent number 12,114,973
- Issue date Oct 15, 2024
- Fresenius Medical Care Holdings, Inc.
- Louis LeeGrande Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Systems and methods for measuring electrical characteristic of medi...
- Patent number 12,059,519
- Issue date Aug 13, 2024
- Fresenius Medical Care Holdings, Inc.
- Louis Leegrande Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Blood flow line
- Patent number D979050
- Issue date Feb 21, 2023
- Fresenius Medical Care Holdings, Inc.
- Perry N. Law
- D24 - Medical and laboratory equipment
Information Patent Grant
Determination of patient blood volume at start of a dialysis treatment
- Patent number 11,389,576
- Issue date Jul 19, 2022
- Fresenius Medical Care Holdings, Inc.
- Louis Leegrande Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Direct light differential measurement system with increased noise i...
- Patent number 11,241,176
- Issue date Feb 8, 2022
- Fresenius Medical Care Holdings, Inc.
- Louis LeeGrande Barrett
- G01 - MEASURING TESTING
Information Patent Grant
System and method for dialyzer evaluation
- Patent number 11,141,515
- Issue date Oct 12, 2021
- Fresenius Medical Care Holdings, Inc.
- Louis LeeGrande Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Controlling data output of a sensor clip assembly for an optical mo...
- Patent number 11,013,846
- Issue date May 25, 2021
- Fresenius Medical Care Holdings, Inc.
- Louis LeeGrande Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Closed loop dialysis treatment using adaptive ultrafiltration rates
- Patent number 10,881,347
- Issue date Jan 5, 2021
- Fresenius Medical Care Holdings, Inc.
- Louis L. Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
System and method for dialyzer evaluation
- Patent number 10,765,792
- Issue date Sep 8, 2020
- Fresenius Medical Care Holdings, Inc.
- Louis LeeGrande Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Remote interfacing with a sensor clip assembly for an optical monit...
- Patent number 10,668,204
- Issue date Jun 2, 2020
- Fresenius Medical Care Holdings, Inc.
- Louis LeeGrande Barrett
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
System and method for dialyzer evaluation
- Patent number 10,625,011
- Issue date Apr 21, 2020
- Fresnius Medical Care Holdings, Inc.
- Louis LeeGrande Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Sensor clip assembly for an optical monitoring system
- Patent number 10,471,201
- Issue date Nov 12, 2019
- Fresenius Medical Care Holdings, Inc.
- Louis LeeGrande Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Direct light differential measurement system
- Patent number 10,426,387
- Issue date Oct 1, 2019
- Fresenius Medical Care Holdings, Inc.
- Louis L. Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Tunable optical receiver
- Patent number 10,281,454
- Issue date May 7, 2019
- Fresenius Medical Care Holdings, Inc.
- Louis L. Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Sensor clip assembly for an optical monitoring system
- Patent number 10,179,201
- Issue date Jan 15, 2019
- Fresenius Medical Care Holdings, Inc.
- Louis L. Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Transcutaneous measurement of hemoglobin changes to calculate estim...
- Patent number 10,117,590
- Issue date Nov 6, 2018
- Fresenius Medical Care Holdings, Inc.
- Louis L. Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Self calibrating blood chamber
- Patent number 9,849,225
- Issue date Dec 26, 2017
- Fresenius Medical Care Holdings, Inc.
- Louis L. Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Sensor clip assembly for an optical monitoring system
- Patent number 9,801,993
- Issue date Oct 31, 2017
- Fresenius Medical Care Holdings, Inc.
- Louis L. Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Blood flow chamber with directional arrow
- Patent number D799031
- Issue date Oct 3, 2017
- Fresenius Medical Care Holdings, Inc.
- Louis L. Barrett
- D24 - Medical and laboratory equipment
Information Patent Grant
Hemodialysis patient data acquisition, management and analysis system
- Patent number 9,370,324
- Issue date Jun 21, 2016
- Fresenius Medical Care Holdings, Inc.
- Louis LeeGrande Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Blood flow chamber
- Patent number D757934
- Issue date May 31, 2016
- FRESENIUS MEDICAL HOLDINGS, INC.
- Louis L. Barrett
- D24 - Medical and laboratory equipment
Information Patent Grant
Self calibrating blood chamber
- Patent number 9,308,306
- Issue date Apr 12, 2016
- Fresenius Medical Care Holdings, Inc.
- Louis Lee Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Shrouded sensor clip assembly and blood chamber for an optical bloo...
- Patent number 9,285,305
- Issue date Mar 15, 2016
- Fresenius Medical Care Holdings, Inc.
- Louis L. Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Blood chamber for an optical blood monitoring system
- Patent number 9,194,792
- Issue date Nov 24, 2015
- Fresenius Medical Care Holdings, Inc.
- Louis L. Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Sensor clip assembly for an optical monitoring system
- Patent number 9,173,988
- Issue date Nov 3, 2015
- Fresenius Medical Care Holdings, Inc.
- Louis L. Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Blood flow chamber
- Patent number D725261
- Issue date Mar 24, 2015
- Fresenius Medical Care Holdings, Inc.
- Louis L. Barrett
- D24 - Medical and laboratory equipment
Information Patent Grant
Shrouded sensor clip assembly and blood chamber for an optical bloo...
- Patent number 8,743,354
- Issue date Jun 3, 2014
- Fresenius Medical Care Holdings, Inc.
- Louis L. Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Shrouded sensor clip assembly and blood chamber for an optical bloo...
- Patent number 8,517,968
- Issue date Aug 27, 2013
- Fresenius Medical Care Holdings, Inc.
- Louis L. Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Low flow optical blood chamber
- Patent number 8,333,724
- Issue date Dec 18, 2012
- Fresenius Medical Care Holdings, Inc.
- Louis L. Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Off-axis blood chamber
- Patent number 8,328,748
- Issue date Dec 11, 2012
- Fresenius Medical Care Holdings, Inc.
- Perry N. Law
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
SYSTEMS AND METHODS FOR MEASURING ELECTRICAL CHARACTERISTIC OF MEDI...
- Publication number 20240358905
- Publication date Oct 31, 2024
- Fresenius Medical Care Holdings, Inc.
- Louis LeeGrande Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
DETERMINATION OF PATIENT BLOOD VOLUME AT START OF A DIALYSIS TREATMENT
- Publication number 20220323658
- Publication date Oct 13, 2022
- Fresenius Medical Care Holdings, Inc.
- Louis LeeGrande Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SYSTEMS AND METHODS FOR MEASURING ELECTRICAL CHARACTERISTIC OF MEDI...
- Publication number 20220218888
- Publication date Jul 14, 2022
- Fresenius Medical Care Holdings, Inc.
- Louis LeeGrande Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
DIRECT LIGHT DIFFERENTIAL MEASUREMENT SYSTEM
- Publication number 20220202316
- Publication date Jun 30, 2022
- Fresenius Medical Care Holdings, Inc.
- Louis LeeGrande Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
WIRELESS MONITORING OF HEMODIALYSIS TREATMENT DATA IN REAL-TIME VIA...
- Publication number 20220104740
- Publication date Apr 7, 2022
- Fresenius Medical Care Holdings, Inc.
- Louis LeeGrande Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
CLOSED LOOP DIALYSIS TREATMENT USING ADAPTIVE ULTRAFILTRATION RATES
- Publication number 20210077015
- Publication date Mar 18, 2021
- Fresenius Medical Care Holdings, Inc.
- Louis LeeGrande Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SYSTEM AND METHOD FOR DIALYZER EVALUATION
- Publication number 20200353145
- Publication date Nov 12, 2020
- Fresenius Medical Care Holdings, Inc.
- Louis LeeGrande Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
CONTROLLING DATA OUTPUT OF A SENSOR CLIP ASSEMBLY FOR AN OPTICAL MO...
- Publication number 20200353150
- Publication date Nov 12, 2020
- Fresenius Medical Care Holdings, Inc.
- Louis LeeGrande Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SYSTEM AND METHOD FOR DIALYZER EVALUATION
- Publication number 20200188567
- Publication date Jun 18, 2020
- Fresenius Medical Care Holdings, Inc.
- Louis LeeGrande Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
DETERMINATION OF PATIENT BLOOD VOLUME AT START OF A DIALYSIS TREATMENT
- Publication number 20200171229
- Publication date Jun 4, 2020
- Fresenius Medical Care Holdings, Inc.
- Louis LeeGrande Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
DIRECT LIGHT DIFFERENTIAL MEASUREMENT SYSTEM WITH INCREASED NOISE I...
- Publication number 20190365293
- Publication date Dec 5, 2019
- Fresenius Medical Care Holdings, Inc.
- Louis LeeGrande Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
REMOTE INTERFACING WITH A SENSOR CLIP ASSEMBLY FOR AN OPTICAL MONIT...
- Publication number 20190365980
- Publication date Dec 5, 2019
- Fresenius Medical Care Holdings, Inc.
- Louis LeeGrande Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
CLOSED LOOP DIALYSIS TREATMENT USING ADAPTIVE ULTRAFILTRATION RATES
- Publication number 20190200921
- Publication date Jul 4, 2019
- Fresenius Medical Care Holdings, Inc.
- Louis L. BARRETT
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SENSOR CLIP ASSEMBLY FOR AN OPTICAL MONITORING SYSTEM
- Publication number 20190117871
- Publication date Apr 25, 2019
- Fresenius Medical Care Holdings, Inc.
- Louis LeeGrande Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SYSTEM AND METHOD FOR DIALYZER EVALUATION
- Publication number 20190099537
- Publication date Apr 4, 2019
- Fresenius Medical Care Holdings, Inc.
- Louis LeeGrande Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
METHOD AND SYSTEM FOR CREATING A DIAGNOSTIC VASCULAR WINDOW
- Publication number 20180000394
- Publication date Jan 4, 2018
- Fresenius Medical Care Holdings, Inc.
- Michael Black
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SENSOR CLIP ASSEMBLY FOR AN OPTICAL MONITORING SYSTEM
- Publication number 20170348473
- Publication date Dec 7, 2017
- Fresenius Medical Care Holdings, Inc.
- Louis L. Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
DIRECT LIGHT DIFFERENTIAL MEASUREMENT SYSTEM
- Publication number 20160374596
- Publication date Dec 29, 2016
- Fresenius Medical Care Holdings, Inc.
- Louis L. Barrett
- G01 - MEASURING TESTING
Information Patent Application
TUNABLE OPTICAL RECEIVER
- Publication number 20160377530
- Publication date Dec 29, 2016
- Fresenius Medical Care Holdings, Inc.
- Louis L. Barrett
- G01 - MEASURING TESTING
Information Patent Application
TRANSCUTANEOUS MEASUREMENT OF HEMOGLOBIN CHANGES TO CALCULATE ESTIM...
- Publication number 20160367155
- Publication date Dec 22, 2016
- Fresenius Medical Care Holdings, Inc.
- Louis L. Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Hemodialysis Patient Data Acquisition, Management and Analysis System
- Publication number 20160256090
- Publication date Sep 8, 2016
- Fresenius Medical Care Holdings, Inc.
- Louis L. Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SELF CALIBRATING BLOOD CHAMBER
- Publication number 20160158427
- Publication date Jun 9, 2016
- Fresenius Medical Care Holdings, Inc.
- Louis L. Barrett
- G01 - MEASURING TESTING
Information Patent Application
SELF CALIBRATING BLOOD CHAMBER
- Publication number 20150238672
- Publication date Aug 27, 2015
- Fresenius Medical Care Holdings, Inc.
- Louis Lee Barrett
- G01 - MEASURING TESTING
Information Patent Application
SHROUDED SENSOR CLIP ASSEMBLY AND BLOOD CHAMBER FOR AN OPTICAL BLOO...
- Publication number 20140233026
- Publication date Aug 21, 2014
- Fresenius Medical Care Holdings, Inc.
- Louis L. Barrett
- G01 - MEASURING TESTING
Information Patent Application
SHROUDED SENSOR CLIP ASSEMBLY AND BLOOD CHAMBER FOR AN OPTICAL BLOO...
- Publication number 20130345529
- Publication date Dec 26, 2013
- Louis L. Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Shrouded Sensor Clip Assembly and Blood Chamber for an Optical Bloo...
- Publication number 20120220914
- Publication date Aug 30, 2012
- HEMA METRICS, LLC
- Louis L. Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SHROUDED SENSOR CLIP ASSEMBLY AND BLOOD CHAMBER FOR AN OPTICAL BLOO...
- Publication number 20120218541
- Publication date Aug 30, 2012
- Fresenius Medical Care Holdings, Inc.
- Louis L. Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Sensor clip assembly for an optical monitoring system
- Publication number 20120154789
- Publication date Jun 21, 2012
- Fresenius Medical Care Holdings, Inc.
- Louis L. Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
MEASURING HEMATOCRIT AND ESTIMATING HEMOGLOBIN VALUES WITH A NON-IN...
- Publication number 20120136582
- Publication date May 31, 2012
- Fresenius Medical Care Holdings, Inc.
- Louis LeeGrande Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Sensor Clip Assembly for an Optical Monitoring System
- Publication number 20120120384
- Publication date May 17, 2012
- HEMA METRICS, LLC
- Louis L. Barrett
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Louis L. Barrett

Person

Patents Grantslast 30 patents

Direct light differential measurement system

Systems and methods for measuring electrical characteristic of medi...

Blood flow line

Determination of patient blood volume at start of a dialysis treatment

Direct light differential measurement system with increased noise i...

System and method for dialyzer evaluation

Controlling data output of a sensor clip assembly for an optical mo...

Closed loop dialysis treatment using adaptive ultrafiltration rates

System and method for dialyzer evaluation

Remote interfacing with a sensor clip assembly for an optical monit...

System and method for dialyzer evaluation

Sensor clip assembly for an optical monitoring system

Direct light differential measurement system

Tunable optical receiver

Sensor clip assembly for an optical monitoring system

Transcutaneous measurement of hemoglobin changes to calculate estim...

Self calibrating blood chamber

Sensor clip assembly for an optical monitoring system

Blood flow chamber with directional arrow

Hemodialysis patient data acquisition, management and analysis system

Blood flow chamber

Self calibrating blood chamber

Shrouded sensor clip assembly and blood chamber for an optical bloo...

Blood chamber for an optical blood monitoring system

Sensor clip assembly for an optical monitoring system

Blood flow chamber

Shrouded sensor clip assembly and blood chamber for an optical bloo...

Shrouded sensor clip assembly and blood chamber for an optical bloo...

Low flow optical blood chamber

Off-axis blood chamber

Patents Applicationslast 30 patents

SYSTEMS AND METHODS FOR MEASURING ELECTRICAL CHARACTERISTIC OF MEDI...

DETERMINATION OF PATIENT BLOOD VOLUME AT START OF A DIALYSIS TREATMENT

SYSTEMS AND METHODS FOR MEASURING ELECTRICAL CHARACTERISTIC OF MEDI...

DIRECT LIGHT DIFFERENTIAL MEASUREMENT SYSTEM

WIRELESS MONITORING OF HEMODIALYSIS TREATMENT DATA IN REAL-TIME VIA...

CLOSED LOOP DIALYSIS TREATMENT USING ADAPTIVE ULTRAFILTRATION RATES

SYSTEM AND METHOD FOR DIALYZER EVALUATION

CONTROLLING DATA OUTPUT OF A SENSOR CLIP ASSEMBLY FOR AN OPTICAL MO...

SYSTEM AND METHOD FOR DIALYZER EVALUATION

DETERMINATION OF PATIENT BLOOD VOLUME AT START OF A DIALYSIS TREATMENT

DIRECT LIGHT DIFFERENTIAL MEASUREMENT SYSTEM WITH INCREASED NOISE I...

REMOTE INTERFACING WITH A SENSOR CLIP ASSEMBLY FOR AN OPTICAL MONIT...

CLOSED LOOP DIALYSIS TREATMENT USING ADAPTIVE ULTRAFILTRATION RATES

SENSOR CLIP ASSEMBLY FOR AN OPTICAL MONITORING SYSTEM

SYSTEM AND METHOD FOR DIALYZER EVALUATION

METHOD AND SYSTEM FOR CREATING A DIAGNOSTIC VASCULAR WINDOW

SENSOR CLIP ASSEMBLY FOR AN OPTICAL MONITORING SYSTEM

DIRECT LIGHT DIFFERENTIAL MEASUREMENT SYSTEM

TUNABLE OPTICAL RECEIVER

TRANSCUTANEOUS MEASUREMENT OF HEMOGLOBIN CHANGES TO CALCULATE ESTIM...

Hemodialysis Patient Data Acquisition, Management and Analysis System

SELF CALIBRATING BLOOD CHAMBER

SELF CALIBRATING BLOOD CHAMBER

SHROUDED SENSOR CLIP ASSEMBLY AND BLOOD CHAMBER FOR AN OPTICAL BLOO...

SHROUDED SENSOR CLIP ASSEMBLY AND BLOOD CHAMBER FOR AN OPTICAL BLOO...

Shrouded Sensor Clip Assembly and Blood Chamber for an Optical Bloo...

SHROUDED SENSOR CLIP ASSEMBLY AND BLOOD CHAMBER FOR AN OPTICAL BLOO...

Sensor clip assembly for an optical monitoring system

MEASURING HEMATOCRIT AND ESTIMATING HEMOGLOBIN VALUES WITH A NON-IN...

Sensor Clip Assembly for an Optical Monitoring System