- All sections
- G - Physics
- G01J - Measurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet lightcolorimetryradiation pyrometry
- G01J 4/02 - Polarimeters of separated-field typePolarimeters of half-shadow type
Patent holdings for IPC class G01J 4/02
Total number of patents in this class: 37
10-year publication summary
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1
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3
|
8
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5
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4
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2
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2
|
1
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3
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3
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Corning Incorporated | 10258 |
4 |
| LG Chem, Ltd. | 17615 |
3 |
| Xinmei Fontana Holding (Hong Kong) Limited | 157 |
3 |
| Horiba Jobin Yvon SAS | 48 |
2 |
| Oxford University Innovation Limited | 1520 |
2 |
| Polaris Sensor Technologies, Inc. | 45 |
2 |
| The United States of America as represented by the Secretary of the Air Force | 841 |
2 |
| Samsung Electronics Co., Ltd. | 145630 |
1 |
| Halliburton Energy Services, Inc. | 20871 |
1 |
| Sony Corporation | 31080 |
1 |
| Canon Inc. | 39765 |
1 |
| The Board of Trustees of the Leland Stanford Junior University | 6403 |
1 |
| Agilent Technologies, Inc. | 2638 |
1 |
| President and Fellows of Harvard College | 5972 |
1 |
| Arizona Board of Regents on behalf of Arizona State University | 2612 |
1 |
| The Arizona Board of Regents on Behalf of the University of Arizona | 2153 |
1 |
| BAE Systems Information and Electronic Systems Integration Inc. | 1822 |
1 |
| Film Sense, LLC | 2 |
1 |
| IMEC VZW | 1638 |
1 |
| Katholieke Universiteit Leuven | 1188 |
1 |
| Other owners | 6 |