- All sections
- G - Physics
- G02F - Optical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved thereinnon-linear opticsfrequency-changing of lightoptical logic elementsoptical analogue/digital converters
- G02F 1/055 - Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulatingNon-linear optics for the control of the intensity, phase, polarisation or colour based on ceramics or electro-optical crystals, e.g. exhibiting Pockels or Kerr effect the active material being a ceramic
Patent holdings for IPC class G02F 1/055
Total number of patents in this class: 31
10-year publication summary
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1
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3
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2
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4
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7
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1
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1
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2
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2
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1
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Agency for Science, Technology and Research | 3690 |
3 |
| National University of Singapore | 2552 |
2 |
| Pengdi Han | 3 |
2 |
| Rtx BBN Technologies, Inc. | 323 |
2 |
| Samsung Electronics Co., Ltd. | 153845 |
1 |
| Apple Inc. | 58074 |
1 |
| NEC Corporation | 36616 |
1 |
| TDK Corporation | 6807 |
1 |
| Raytheon Company | 8466 |
1 |
| Kyocera Corporation | 14242 |
1 |
| Massachusetts Institute of Technology | 10196 |
1 |
| Shin-Etsu Chemical Co., Ltd. | 5948 |
1 |
| California Institute of Technology | 4014 |
1 |
| Board of Regents, The University of Texas System | 6031 |
1 |
| President and Fellows of Harvard College | 6040 |
1 |
| Huawei Technologies Canada Co., Ltd. | 269 |
1 |
| Oxford University Innovation Limited | 1624 |
1 |
| Sumitomo Osaka Cement Co., Ltd. | 880 |
1 |
| University of Ottawa | 228 |
1 |
| Kabushiki Kaisha Toyota Jidoshokki | 1798 |
1 |
| Other owners | 6 |