- All sections
- G - Physics
- G01L - Measuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure
- G01L 23/02 - Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquidIndicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid mechanically indicating or recording and involving loaded or return springs
Patent holdings for IPC class G01L 23/02
Total number of patents in this class: 21
10-year publication summary
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2
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2
|
2
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2
|
3
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0
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2
|
1
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3
|
0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| IFD Technologies Inc. | 17 |
7 |
| IFD Internal Fault Detector Corp. | 4 |
2 |
| Tactair Fluid Controls | 2 |
2 |
| Eaton Corporation | 1814 |
1 |
| Robert Bosch GmbH | 42922 |
1 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 44433 |
1 |
| Cejn AB | 49 |
1 |
| Qingdao Haier Washing Machine Co., Ltd. | 1507 |
1 |
| Woodward, Inc. | 648 |
1 |
| ISAEV, Vladimir Afanacevich | 1 |
1 |
| Biond Solution AG | 1 |
1 |
| Akedaş Elektrik Dağitim A. Ş. | 1 |
1 |
| SLICIP, Inc. | 8 |
1 |
| Other owners | 0 |