Class G01F : MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME
Subclass 1/36: 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 the pressure or differential pressure being created by the use of flow constriction
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12247892 | Ecoair valve with pneumatic solenoid to provide auto zero function for air velocity pressure sensor | Apr 17, 23 | Mar 11, 25 | Tyco Fire & Security GmbH |
| 12247905 | Methods and systems for sample extraction | Aug 18, 23 | Mar 11, 25 | Freenome Holdings, Inc. |
| 12241771 | Energy correlation flow meters | Oct 17, 22 | Mar 04, 25 | BELL TECHNOLOGIES, LLC |
| 12241772 | Flow metrology calibration for improved processing chamber matching in substrate processing systems | Apr 10, 24 | Mar 04, 25 | Lam Research Corporation |
| 12235143 | Energy autonomous gas flow meter | Nov 13, 20 | Feb 25, 25 | Schneider Electric Systems USA, Inc. |
| 12228435 | Flow control system, method, and apparatus | Sep 08, 20 | Feb 18, 25 | ICHOR SYSTEMS, INC. |
| 12215989 | Differential-pressure-based flow meters | Jan 17, 20 | Feb 04, 25 | Lam Research Corporation |
| 12215991 | Proverless liquid hydrocarbon flow measurement for pipeline | Nov 09, 22 | Feb 04, 25 | Canada Pipeline Accessories Company Ltd. |
| 12174647 | Flow rate control device | Jan 22, 24 | Dec 24, 24 | Fujikin Incorporated |
| 12147253 | Calibration of a fluid metering device | Mar 03, 23 | Nov 19, 24 | Best Technologies, Inc. |
| 12146774 | Apparatus and method for measuring flow-permeable surface area of porous powders using volume flow rate | Sep 10, 20 | Nov 19, 24 | Lawrence Livermore National Security, LLC |
| 12098940 | Pressure control system, pressure control method, and pressure control program | Jan 10, 22 | Sep 24, 24 | Horiba Stec Co. Ltd. |
| 12098944 | Arrangement and method for identifying and correcting a faulty volumetric flow measurement | Aug 20, 20 | Sep 24, 24 | Endress+Hauser Flowtec AG |
| 12092117 | Centrifugal pump unit | Sep 10, 19 | Sep 17, 24 | XYLEM EUROPE GMBH |
| 12064550 | Integrated sensor assembly of a respiratory therapy system | Nov 05, 21 | Aug 20, 24 | Fisher & Paykel Healthcare Limited |
| 12061184 | Gas constituent measuring apparatus | Aug 28, 20 | Aug 13, 24 | Panasonic Intellectual Property Management Co., Ltd. |
| 12061211 | Boundary layer probe, measuring assembly, and method for determining a fluid flow | Apr 12, 19 | Aug 13, 24 | TECHNISCHE UNIVERSITÄT BERLIN |
| 12042901 | Cleaning liquid supply device, cleaning unit, and storage medium storing program | May 09, 22 | Jul 23, 24 | Ebara Corporation |
| 12038312 | Methods and devices for determination of differential parameters associated with fluid flow within a conduit | Apr 01, 20 | Jul 16, 24 | FEELIT TECHNOLOGIES LTD. |
| 12032395 | HVAC self-balancing components and controls | Mar 29, 23 | Jul 09, 24 | Best Technologies, Inc. |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0109,975 | OBSTRUCTION COMPONENT FOR A PROCESS FLUID FLOW MEASUREMENT DEVICE | Sep 28, 23 | Apr 03, 25 | Not available |
| 2025/0073,407 | INTEGRATED SENSOR ASSEMBLY OF A RESPIRATORY THERAPY SYSTEM | Jul 10, 24 | Mar 06, 25 | Not available |
| 2025/0052,599 | GAS BASED FLOW SENSOR | Dec 16, 22 | Feb 13, 25 | Not available |
| 2025/0043,978 | CALIBRATION OF A FLUID METERING DEVICE | Oct 15, 24 | Feb 06, 25 | Not available |
| 2025/0035,471 | METHOD FOR MEASURING OF THE FLOW RATE OF A PUMP | Jul 17, 24 | Jan 30, 25 | Schneider Toshiba Inverter Europe SAS |
| 2025/0027,806 | METHOD, DEVICE, STORAGE MEDIUM, AND ELECTRONIC EQUIPMENT FOR DETECTING PIPE WALL DIRT | Nov 10, 23 | Jan 23, 25 | Not available |
| 2025/0020,495 | FLOW RATE CALCULATION DEVICE AND FLOW RATE CALCULATION METHOD | Jul 11, 24 | Jan 16, 25 | Not available |
| 2024/0418,552 | METHOD FOR DETERMINING A GAS PHASE MASS FRACTION AND/OR GAS PHASE MASS FLOW RATE OF A MULTI-PHASE MEDIUM WITH A LIQUID PHASE AND A GAS PHASE FLOWING IN A MEASURING TUBE, AND MEASURING SENSOR THEREFOR | Oct 25, 22 | Dec 19, 24 | Not available |
| 2024/0401,992 | CORRECTION OF GAS FLOW IN THE PRESENCE OF LIQUID IN A GAS PIPELINE | Aug 16, 24 | Dec 05, 24 | Not available |
| 2024/0271,982 | TRANSMITTER MOUNTING BRACKET USING PROCESS FLANGE STUDS | Feb 15, 23 | Aug 15, 24 | Not available |
| 2024/0255,972 | FAN-POWERED UNITS CALIBRATED BY TYPE OR SIZE | Feb 06, 24 | Aug 01, 24 | Not available |
| 2024/0219,213 | SENSOR APPARATUS | Mar 12, 24 | Jul 04, 24 | ALTRIA CLIENT SERVICES LLC |
| 2024/0210,965 | FLUID CONTROL DEVICE, FLUID CONTROL SYSTEM, STORAGE MEDIUM STORING A PROGRAM FOR FLUID CONTROL DEVICE, AND FLUID CONTROL METHOD | Mar 05, 24 | Jun 27, 24 | Not available |
| 2024/0151,564 | CARBON DIOXIDE MULTIPHASE FLOW MEASUREMENT BASED ON DIELECTRIC PERMITTIVITY | Dec 08, 22 | May 09, 24 | Not available |
| 2024/0068,850 | AIR DUCT AIRFLOW SENSOR | Aug 31, 22 | Feb 29, 24 | Johnson Controls Tyco IP Holdings LLP |
| 2024/0068,851 | METHOD, APPARATUS, AND PARAMETER TRAINING METHOD FOR FRICTION LOSS-BASED DIFFERENTIAL PRESSURE FLOW RATE MEASUREMENT | Aug 22, 23 | Feb 29, 24 | Not available |
| 2023/0375,383 | Continuous microfluidic dilatometry for physical activity monitoring with ultrahigh sensitivity | Jul 21, 23 | Nov 23, 23 | Not available |
| 2023/0374,872 | Method for Determining a Flow Rate of a Drilling Mud in a Subsoil Drilling System | May 18, 23 | Nov 23, 23 | Not available |
| 2023/0366,709 | FLOW CONTROL AND MEASUREMENT THROUGH PARTICLE COUNTERS | Sep 27, 21 | Nov 16, 23 | Not available |
| 2023/0213,952 | MEASURING PRESSURE IN A STAGNATION ZONE | Mar 10, 23 | Jul 06, 23 | Not available |
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