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Eugene Tokhtuev
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Duluth, MN, US
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Patents Grants
last 30 patents
Information
Patent Grant
Apparatus, method and system for calibrating a liquid dispensing sy...
Patent number
11,692,862
Issue date
Jul 4, 2023
Ecolab USA Inc.
Henry Louis Carbone
G01 - MEASURING TESTING
Information
Patent Grant
Fluid flow meter with linerarization
Patent number
11,454,526
Issue date
Sep 27, 2022
Ecolab USA Inc.
Eugene Tokhtuev
G01 - MEASURING TESTING
Information
Patent Grant
Hand hygiene compliance monitoring
Patent number
RE48951
Issue date
Mar 1, 2022
Ecolab USA Inc.
Eugene Tokhtuev
Information
Patent Grant
Fluid flow meter with viscosity correction
Patent number
10,935,407
Issue date
Mar 2, 2021
Ecolab USA Inc.
Eugene Tokhtuev
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus, method and system for calibrating a liquid dispensing sy...
Patent number
10,859,429
Issue date
Dec 8, 2020
Ecolab USA Inc.
Henry Louis Carbone
G05 - CONTROLLING REGULATING
Information
Patent Grant
Apparatus, method and system for calibrating a liquid dispensing sy...
Patent number
10,751,680
Issue date
Aug 25, 2020
Ecolab USA Inc.
Henry L. Carbone
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Conductivity sensor with void correction
Patent number
10,416,107
Issue date
Sep 17, 2019
Ecolab USA Inc.
Martin Ray Godfrey
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus, method and system for calibrating a liquid dispensing sy...
Patent number
10,357,750
Issue date
Jul 23, 2019
Ecolab USA Inc.
Henry L. Carbone
G01 - MEASURING TESTING
Information
Patent Grant
Fluid flow meter with normalized output
Patent number
10,260,923
Issue date
Apr 16, 2019
Ecolab USA Inc.
Eugene Tokhtuev
G01 - MEASURING TESTING
Information
Patent Grant
Handheld fluorometer
Patent number
10,254,224
Issue date
Apr 9, 2019
Ecolab USA Inc.
John Wilhelm Bolduc
G01 - MEASURING TESTING
Information
Patent Grant
Fluid flow meter with normalized output
Patent number
10,139,258
Issue date
Nov 27, 2018
Ecolab USA Inc.
Eugene Tokhtuev
G01 - MEASURING TESTING
Information
Patent Grant
Fluid flow meter with linearization
Patent number
10,126,152
Issue date
Nov 13, 2018
Ecolab USA Inc.
Eugene Tokhtuev
G01 - MEASURING TESTING
Information
Patent Grant
Fluorescence assay for quantification of picolinate and other compo...
Patent number
10,107,756
Issue date
Oct 23, 2018
Ecolab USA Inc.
John Wilhelm Bolduc
G01 - MEASURING TESTING
Information
Patent Grant
Fluorometer with multiple detection channels
Patent number
9,857,305
Issue date
Jan 2, 2018
Ecolab USA, Inc.
Eugene Tokhtuev
G01 - MEASURING TESTING
Information
Patent Grant
Gear flow meter with out of product sensor
Patent number
9,835,482
Issue date
Dec 5, 2017
Ecolab USA Inc.
Eugene Tokhtuev
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus, method and system for calibrating a liquid dispensing sy...
Patent number
9,751,059
Issue date
Sep 5, 2017
Ecolab USA Inc.
Henry L. Carbone
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Check valve for a fluid flow regulation system
Patent number
9,719,604
Issue date
Aug 1, 2017
Ecolab USA Inc.
William M. Christensen
G05 - CONTROLLING REGULATING
Information
Patent Grant
Multi-channel device and method for measuring optical properties of...
Patent number
9,696,261
Issue date
Jul 4, 2017
Ecolab USA Inc.
Eugene Tokhtuev
G01 - MEASURING TESTING
Information
Patent Grant
Multi-channel fluorometric sensor and method of using same
Patent number
9,618,450
Issue date
Apr 11, 2017
Ecolab USA, Inc.
Rodney H. Banks
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus, method and system for calibrating a liquid dispensing sy...
Patent number
9,618,376
Issue date
Apr 11, 2017
Ecolab USA Inc.
Henry L. Carbone
G01 - MEASURING TESTING
Information
Patent Grant
Multi-channel fluorometric sensor and method of using same
Patent number
9,557,270
Issue date
Jan 31, 2017
Ecolab USA Inc.
Eugene Tokhtuev
G01 - MEASURING TESTING
Information
Patent Grant
Self-cleaning optical sensor
Patent number
9,464,982
Issue date
Oct 11, 2016
Ecolab USA Inc.
Eugene Tokhtuev
B08 - CLEANING
Information
Patent Grant
Oval gear meter
Patent number
9,441,998
Issue date
Sep 13, 2016
Ecolab USA Inc.
Anna Pilipchenko
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Fluid flow meter
Patent number
9,383,235
Issue date
Jul 5, 2016
Ecolab USA Inc.
Eugene Tokhtuev
G01 - MEASURING TESTING
Information
Patent Grant
Handheld fluorometer
Patent number
9,261,459
Issue date
Feb 16, 2016
Ecolab USA Inc.
Eugene Tokhtuev
G01 - MEASURING TESTING
Information
Patent Grant
Fluorometer with multiple detection channels
Patent number
9,140,648
Issue date
Sep 22, 2015
Ecolab USA Inc.
Eugene Tokhtuev
G01 - MEASURING TESTING
Information
Patent Grant
Optical cell
Patent number
9,110,049
Issue date
Aug 18, 2015
Ecolab USA Inc.
Eugene Tokhtuev
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Self-cleaning optical sensor
Patent number
9,001,319
Issue date
Apr 7, 2015
Ecolab USA Inc.
Eugene Tokhtuev
G01 - MEASURING TESTING
Information
Patent Grant
Fluid flow meter
Patent number
8,943,901
Issue date
Feb 3, 2015
Ecolab USA Inc.
Eugene Tokhtuev
G01 - MEASURING TESTING
Information
Patent Grant
Microflow analytical system
Patent number
8,912,009
Issue date
Dec 16, 2014
Ecolab USA Inc.
Eugene Tokhtuev
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Patents Applications
last 30 patents
Information
Patent Application
APPARATUS, METHOD AND SYSTEM FOR CALIBRATING A LIQUID DISPENSING SY...
Publication number
20210048330
Publication date
Feb 18, 2021
ECOLAB USA INC.
HENRY LOUIS CARBONE
G01 - MEASURING TESTING
Information
Patent Application
HAND HYGIENE COMPLIANCE MONITORING
Publication number
20210012640
Publication date
Jan 14, 2021
ECOLAB USA INC.
Eugene Tokhtuev
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
FLUID FLOW METER WITH LINEARIZATON
Publication number
20200191639
Publication date
Jun 18, 2020
ECOLAB USA INC.
Eugene Tokhtuev
G01 - MEASURING TESTING
Information
Patent Application
APPARATUS, METHOD AND SYSTEM FOR CALIBRATING A LIQUID DISPENSING SY...
Publication number
20190291066
Publication date
Sep 26, 2019
ECOLAB USA INC.
HENRY L. CARBONE
G01 - MEASURING TESTING
Information
Patent Application
FLUID FLOW METER WITH VISCOSITY CORRECTION
Publication number
20190033115
Publication date
Jan 31, 2019
ECOLAB USA INC.
Eugene Tokhtuev
G01 - MEASURING TESTING
Information
Patent Application
FLUID FLOW METER WITH NORMALIZED OUTPUT
Publication number
20190033114
Publication date
Jan 31, 2019
ECOLAB USA INC.
Eugene Tokhtuev
G01 - MEASURING TESTING
Information
Patent Application
CONDUCTIVITY SENSOR WITH VOID CORRECTION
Publication number
20180052133
Publication date
Feb 22, 2018
ECOLAB USA INC.
Martin Ray Godfrey
G01 - MEASURING TESTING
Information
Patent Application
APPARATUS, METHOD AND SYSTEM FOR CALIBRATING A LIQUID DISPENSING SY...
Publication number
20170368520
Publication date
Dec 28, 2017
ECOLAB USA INC.
HENRY L. CARBONE
G01 - MEASURING TESTING
Information
Patent Application
FLUORESCENCE ASSAY FOR QUANTIFICATION OF PICOLINATE AND OTHER COMPO...
Publication number
20170199124
Publication date
Jul 13, 2017
Ecolab USA, Inc.
John Wilhelm Bolduc
G01 - MEASURING TESTING
Information
Patent Application
APPARATUS, METHOD AND SYSTEM FOR CALIBRATING A LIQUID DISPENSING SY...
Publication number
20170176237
Publication date
Jun 22, 2017
ECOLAB USA INC.
Henry Louis Carbone
G01 - MEASURING TESTING
Information
Patent Application
MULTI-CHANNEL FLUOROMETRIC SENSOR AND METHOD OF USING SAME
Publication number
20160258870
Publication date
Sep 8, 2016
ECOLAB USA INC.
Eugene Tokhtuev
G01 - MEASURING TESTING
Information
Patent Application
GEAR FLOW METER WITH OUT OF PRODUCT SENSOR
Publication number
20160258790
Publication date
Sep 8, 2016
ECOLAB USA INC.
Eugene Tokhtuev
G01 - MEASURING TESTING
Information
Patent Application
HANDHELD FLUOROMETER
Publication number
20160097721
Publication date
Apr 7, 2016
ECOLAB USA INC.
John Wilhelm Bolduc
G01 - MEASURING TESTING
Information
Patent Application
HANDHELD FLUOROMETER
Publication number
20160047746
Publication date
Feb 18, 2016
ECOLAB USA INC.
Eugene Tokhtuev
G01 - MEASURING TESTING
Information
Patent Application
FLUOROMETER WITH MULTIPLE DETECTION CHANNELS
Publication number
20160033407
Publication date
Feb 4, 2016
ECOLAB USA INC.
Eugene TOKHTUEV
G01 - MEASURING TESTING
Information
Patent Application
OVAL GEAR METER
Publication number
20160018247
Publication date
Jan 21, 2016
ECOLAB USA INC.
Anna Pilipchenko
G01 - MEASURING TESTING
Information
Patent Application
CHECK VALVE FOR A FLUID FLOW REGULATION SYSTEM
Publication number
20150362086
Publication date
Dec 17, 2015
ECOLAB USA INC.
William M. Christensen
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
SELF-CLEANING OPTICAL SENSOR
Publication number
20150177124
Publication date
Jun 25, 2015
Eugene TOKHTUEV
G01 - MEASURING TESTING
Information
Patent Application
FLUID FLOW METER
Publication number
20150168186
Publication date
Jun 18, 2015
ECOLAB USA INC.
Eugene Tokhtuev
G01 - MEASURING TESTING
Information
Patent Application
MULTI-CHANNEL FLUOROMETRIC SENSOR AND METHOD OF USING SAME
Publication number
20150090900
Publication date
Apr 2, 2015
ECOLAB USA INC.
Rodney H. Banks
G01 - MEASURING TESTING
Information
Patent Application
FLUOROMETER WITH MULTIPLE DETECTION CHANNELS
Publication number
20140264077
Publication date
Sep 18, 2014
ECOLAB USA INC.
Eugene TOKHTUEV
G01 - MEASURING TESTING
Information
Patent Application
FLUID FLOW METER
Publication number
20140260672
Publication date
Sep 18, 2014
Eugene Tokhtuev
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL CELL
Publication number
20140141523
Publication date
May 22, 2014
Eugene Tokhtuev
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Application
APPARATUS, METHOD AND SYSTEM FOR CALIBRATING A LIQUID DISPENSING SY...
Publication number
20140109644
Publication date
Apr 24, 2014
ECOLAB USA INC.
Henry L. Carbone
G01 - MEASURING TESTING
Information
Patent Application
APPARATUS, METHOD AND SYSTEM FOR CALIBRATING A LIQUID DISPENSING SY...
Publication number
20140034668
Publication date
Feb 6, 2014
ECOLAB USA INC.
Henry L. Carbone
G01 - MEASURING TESTING
Information
Patent Application
SELF-CLEANING OPTICAL SENSOR
Publication number
20130293881
Publication date
Nov 7, 2013
ECOLAB USA INC.
Eugene TOKHTUEV
B08 - CLEANING
Information
Patent Application
FLOW CHAMBER FOR ONLINE FLUOROMETER
Publication number
20130256557
Publication date
Oct 3, 2013
ECOLAB USA INC.
Eugene TOKHTUEV
G01 - MEASURING TESTING
Information
Patent Application
MICROFLOW ANALYTICAL SYSTEM
Publication number
20130247691
Publication date
Sep 26, 2013
Eugene TOKHTUEV
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
CONVEYOR CHAIN TENSION MONITOR
Publication number
20130146425
Publication date
Jun 13, 2013
ECOLAB USA INC.
Eugene Tokhtuev
G01 - MEASURING TESTING
Information
Patent Application
MICROFLOW ANALYTICAL SYSTEM
Publication number
20120275259
Publication date
Nov 1, 2012
ECOLAB USA INC.
Eugene Tokhtuev
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL