- All sections
- C - Chemistrymetallurgy
- C09K - Materials for applications not otherwise provided forapplications of materials not otherwise provided for
- C09K 19/22 - Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings linked by a chain containing carbon and nitrogen atoms as chain links, e.g. Schiff bases
Patent holdings for IPC class C09K 19/22
Total number of patents in this class: 79
10-year publication summary
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3
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7
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8
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4
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2
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1
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2
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4
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2
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4
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| DIC Corporation | 3827 |
16 |
| Ticona LLC | 599 |
14 |
| FUJIFILM Corporation | 29728 |
12 |
| Zeon Corporation | 4118 |
4 |
| LG Chem, Ltd. | 17674 |
2 |
| Industrial Technology Research Institute | 5087 |
2 |
| Nitto Denko Corporation | 8352 |
2 |
| Capacitor Sciences Incorporated | 58 |
2 |
| Kyushu University, National University Corporation | 1665 |
2 |
| META Platforms Technologies, LLC | 5987 |
2 |
| Samsung Display Co., Ltd. | 35656 |
1 |
| LG Display Co., Ltd. | 13842 |
1 |
| Sharp Corporation | 10292 |
1 |
| Massachusetts Institute of Technology | 10128 |
1 |
| The Trustees of the University of Pennsylvania | 4374 |
1 |
| Korea Institute of Science and Technology | 2157 |
1 |
| Braster SA | 6 |
1 |
| JNC Corporation | 1506 |
1 |
| JNC Petrochemical Corporation | 328 |
1 |
| Kent State University | 236 |
1 |
| Other owners | 11 |