Improving accuracy by adding additional sensors to a density measuring system
US-2025020562-A1 · Jan 16, 2025 · US
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by measuring buoyant force of solid materials by weighing both in air and in a liquid
by measuring buoyant force of solid materials by weighing both in air and in a liquid · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01N9/08 |
| Official title | by measuring buoyant force of solid materials by weighing both in air and in a liquid |
| Display label | by measuring buoyant force of solid materials by weighing both in air and in a liquid |
| Total patents | 18 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2019 | 3 |
| 2021 | 4 |
| 2022 | 2 |
| 2023 | 3 |
| 2024 | 5 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method and assembly for measuring solid precipitation in drilling fluids
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Method for measuring densities based on circular magnetic levitation
US-11965904-B2 · Apr 23, 2024 · US
Method and rheometer for determining the density of an at least flowable, in particular liquid, specimen
US-11921022-B2 · Mar 5, 2024 · US
Apparatus for determining a vertical level or density of a material column
US-11892336-B2 · Feb 6, 2024 · US
Density sensor for quantifying production fluid content
US-2024035372-A1 · Feb 1, 2024 · US
Battery cell jig comprising spacer laminate, apparatus comprising same for measuring volume of battery cell, and method for measuring volume of battery cell using same
US-2023352752-A1 · Nov 2, 2023 · US
Battery cell jig comprising spacer, apparatus comprising same for measuring volume of battery cell, and method for measuring volume of battery cell using same
US-2023073871-A1 · Mar 9, 2023 · US
Apparatus for determining a vertical level or density profile of a fluid column
US-11555733-B2 · Jan 17, 2023 · US
Apparatus for determining a vertical level or density of a material column
US-2022397443-A1 · Dec 15, 2022 · US
Method and rheometer for determining the density of an at least flowable, in particular liquid, specimen
US-2022011211-A1 · Jan 13, 2022 · US
Liquid tank inspection including device for launching submersible
US-11087895-B2 · Aug 10, 2021 · US
Method for measuring densities based on circular magnetic levitation
US-2021215589-A1 · Jul 15, 2021 · US
An apparatus for determining a vertical level or density profile of a fluid column
US-2021199486-A1 · Jul 1, 2021 · US
Breast motion simulator
US-2021134073-A1 · May 6, 2021 · US
Liquid tank inspection including device for launching submersible
US-2019287688-A1 · Sep 19, 2019 · US
Deformation verification system and method of vehicle body
US-10234398-B2 · Mar 19, 2019 · US
Deformation Verification System and Method of Vehicle Body
US-2019017939-A1 · Jan 17, 2019 · US