- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 9/30 - Investigating density or specific gravity of materialsAnalysing materials by determining density or specific gravity by using centrifugal effects
Patent holdings for IPC class G01N 9/30
Total number of patents in this class: 70
10-year publication summary
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2
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3
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1
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3
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0
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3
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1
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1
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4
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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
|
|---|---|---|
| Precision BioSensor Inc. | 128 |
6 |
| HORIBA, Ltd. | 822 |
5 |
| PHC Holdings Corporation | 719 |
5 |
| EmCyte Corp. | 22 |
3 |
| Halliburton Energy Services, Inc. | 20949 |
2 |
| Hamilton Sundstrand Corporation | 4902 |
2 |
| Beckman Coulter, Inc. | 1279 |
2 |
| Johanson Holdings LLC | 6 |
2 |
| Micro Motion, Inc. | 1022 |
2 |
| Beam IP Lab LLC | 11 |
2 |
| Labrador Diagnostics LLC | 280 |
2 |
| Roche Diagnostics Operations, Inc. | 1494 |
1 |
| Sony Corporation | 30979 |
1 |
| Applied Biosystems, LLC | 332 |
1 |
| Empire Technology Development LLC | 1620 |
1 |
| President and Fellows of Harvard College | 5993 |
1 |
| The Trustees of the University of Pennsylvania | 4328 |
1 |
| Korea Advanced Institute of Science and Technology | 4387 |
1 |
| Applera Corporation | 92 |
1 |
| Biomet, Inc. | 127 |
1 |
| Other owners | 28 |