Class G01F : MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME
Subclass 1/34: Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through the meter in a continuous flow (measuring a proportion of the volume flow G01F 5/00 ) by using mechanical effects by measuring pressure or differential pressure
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12264949 | Gas flow estimation method, hole diameter estimation method, gas flow rate estimation device, and hole diameter estimation device | Oct 16, 20 | Apr 01, 25 | Japan as represented by Director General of National Institute of Advanced Industrial Science and Technology Ministry of Economy Trade and Industry; Fukuda Co., Ltd.; |
| 12257391 | -to-NO reactor cartridge used to deliver no for inhalation therapy to a patient | Dec 19, 22 | Mar 25, 25 | Mallinckrodt Pharmaceuticals Ireland Limited |
| 12222229 | Method for measuring a liquid flow rate at the outlet of a pump | Feb 09, 21 | Feb 11, 25 | Vitesco Technologies GmbH |
| 12209896 | Method and device for reading the water meter | Mar 22, 24 | Jan 28, 25 | Waumer Oy |
| 12152917 | Flow meter and device for producing active hydroxyl free radical solution having the flow meter | Jul 15, 22 | Nov 26, 24 | Not available |
| 12117321 | Diagnostic methods | May 04, 22 | Oct 15, 24 | Intellihot, Inc. |
| 12117331 | Methods and systems for energy measuring based on natural gas data of smart gas meter | Dec 28, 23 | Oct 15, 24 | CHENGDU QINCHUAN IOT TECHNOLOGY CO., LTD. |
| 12104969 | Sensor for detecting pressure and/or filling level and/or flow rate and/or density and/or mass and/or temperature | Oct 15, 21 | Oct 01, 24 | WIKA Alexander Wiegand SE & Co. KG |
| 12084928 | Apparatus and method for early kick detection and loss of drilling mud in oilwell drilling operations | Aug 25, 23 | Sep 10, 24 | Not available |
| 12064075 | System for ascertaining fresh water consumption by a dishwasher | Jul 23, 19 | Aug 20, 24 | Illinois Tool Works Inc. |
| 12061105 | Method for operating a flow measuring point for media having at least one liquid phase | Nov 20, 20 | Aug 13, 24 | Endress+Hauser Flowtec AG |
| 12061211 | Boundary layer probe, measuring assembly, and method for determining a fluid flow | Apr 12, 19 | Aug 13, 24 | TECHNISCHE UNIVERSITÄT BERLIN |
| 12055421 | Methods of determining clogging and clogging characteristics of coating medium apparatus, coating medium apparatus, calibration system and industrial robot | Sep 10, 19 | Aug 06, 24 | ABB Schweiz AG |
| 12050118 | Method and device to measure multiphase flow | Jan 28, 20 | Jul 30, 24 | The Texas A&M University System |
| 12044559 | Method for monitoring a flow of a medium by means of a Coriolis mass flowmeter and a differential pressure measurement device | Dec 01, 20 | Jul 23, 24 | Endress+Hauser Flowtec AG |
| 12007268 | Flow measuring device having a first and a second flow measuring transducer operating on different operating principles for improved measurement accuracy | Oct 31, 19 | Jun 11, 24 | Endress+Hauser Flowtec AG |
| 11988085 | Method and system for determining virtual flow sensing measurements | May 28, 21 | May 21, 24 | Saudi Arabian Oil Company |
| 11988538 | Water meter powered by energy produced from fluid flow pressure changes | Aug 03, 23 | May 21, 24 | IDEAVIPU OY |
| 11976994 | Sensor for detecting pressure, filling level, density, temperature, mass and/or flow rate including nanowires arranged on coupling section | Oct 13, 21 | May 07, 24 | WIKA Alexander Wiegand SE & Co. KG |
| 11965496 | Dosing pump system | Sep 30, 20 | Apr 23, 24 | Not available |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0085,155 | METHODS AND SYSTEMS FOR DETERMINING REAL-TIME EMISSIONS SAVINGS | Sep 04, 24 | Mar 13, 25 | VanZandt Controls, LLC |
| 2025/0060,352 | METHOD FOR ESTIMATING THE REAL-TIME GAS-OIL RATIO OF A FLOWING OIL WELL | Aug 14, 23 | Feb 20, 25 | Saudi Arabian Oil Company |
| 2025/0020,501 | CALIBRATED VIRTUAL FLOW METER | Nov 15, 22 | Jan 16, 25 | Not available |
| 2025/0012,609 | METHOD AND DEVICE TO MEASURE MULTIPHASE FLOW | Jul 29, 24 | Jan 09, 25 | The Texas A&M University System |
| 2024/0418,549 | FLUID MEASUREMENT APPARATUS | Sep 02, 24 | Dec 19, 24 | Not available |
| 2024/0410,806 | Method and Apparatus for Determining the Equivalent Diameter of Powder Particles | Dec 07, 22 | Dec 12, 24 | Not available |
| 2024/0353,245 | MEASUREMENT OF MASS FLOW RATE USING AN ARRAY OF DYNAMIC PRESSURE SENSORS | Jun 14, 24 | Oct 24, 24 | Saudi Arabian Oil Company; ARAMCO SERVICES COMPANY; |
| 2024/0302,251 | MONITORING DEVICE AND METHOD FOR MONITORING THE QUALITY OF A GAS ATMOSPHERE | May 30, 22 | Sep 12, 24 | Not available |
| 2024/0302,195 | Improved Metering Systems & Methods | Apr 04, 22 | Sep 12, 24 | Not available |
| 2024/0288,295 | DUST FILTER FOR GAS METER | Feb 27, 24 | Aug 29, 24 | Not available |
| 2024/0219,213 | SENSOR APPARATUS | Mar 12, 24 | Jul 04, 24 | ALTRIA CLIENT SERVICES LLC |
| 2024/0183,696 | Flow measurement method based on dynamic optimization of three pressure sensors | Jan 01, 24 | Jun 06, 24 | Not available |
| 2024/0094,036 | IMPROVEMENT RELATING TO FLUID FLOW MEASUREMENT | Oct 09, 20 | Mar 21, 24 | Not available |
| 2024/0098,934 | COOLING DISTRIBUTION WITH ADAPTIVE CONTROL VALVES | Jul 14, 22 | Mar 21, 24 | Not available |
| 2024/0085,225 | Aerosol Generation Assembly and Method of Continuous Estimation of the Remaining Amount of Aerosol Forming Precursor | Jan 18, 22 | Mar 14, 24 | JT International SA |
| 2024/0068,849 | PROCESSING OF OPERATING DATA FROM A PLURALITY OF CONVEYOR LINES CONNECTED IN PARALLEL, WHERE EACH LINE HAS A FLOW RESISTANCE | Jan 12, 22 | Feb 29, 24 | Not available |
| 2023/0399,902 | APPARATUS AND METHOD FOR EARLY KICK DETECTION AND LOSS OF DRILLING MUD IN OILWELL DRILLING OPERATIONS | Aug 25, 23 | Dec 14, 23 | Not available |
| 2023/0367,220 | METHOD OF MANUFACTURING A SEMICONDUCTOR DEVICE AND APPARATUS FOR MANUFACTURING A SEMICONDUCTOR DEVICE | May 16, 22 | Nov 16, 23 | Not available |
| 2023/0349,737 | AN ULTRASONIC FLUID METER INCORPORATING A PRESSURE SENSOR | Apr 27, 23 | Nov 02, 23 | Not available |
| 2023/0314,192 | MICROWAVE RESONANT CAVITY TRANSDUCER FOR HIGH TEMPERATURE FLUID FLOW SENSING | Mar 31, 22 | Oct 05, 23 | Not available |
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