- All sections
- G - Physics
- G01L - Measuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure
- G01L 21/14 - Vacuum gauges by measuring variations in the heat conductivity of the medium, the pressure of which is to be measured using thermocouples
Patent holdings for IPC class G01L 21/14
Total number of patents in this class: 13
10-year publication summary
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0
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0
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1
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1
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0
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2
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1
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1
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2
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1
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| MKS Instruments, Inc. | 652 |
5 |
| Panasonic Intellectual Property Management Co., Ltd. | 31330 |
1 |
| JPMorgan Chase Bank, National Association | 8558 |
1 |
| Pureron Japan Co., Ltd. | 9 |
1 |
| Tohoku Gakuin | 9 |
1 |
| Teledyne Digital Imaging US, Inc. | 70 |
1 |
| Chengdu Keruier Cryogenic Equipment Co., Ltd | 1 |
1 |
| MD Innovations KK | 1 |
1 |
| Auris, LLC | 4 |
1 |
| Other owners | 0 |