- All sections
- G - Physics
- G11B - Information storage based on relative movement between record carrier and transducer
- G11B 7/246 - Record carriers characterised by the selection of the material of recording layers comprising organic materials only containing dyes
Patent holdings for IPC class G11B 7/246
Total number of patents in this class: 56
10-year publication summary
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0
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0
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1
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3
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1
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3
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2
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1
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1
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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
|
|---|---|---|
| FUJIFILM Corporation | 30562 |
8 |
| Case Western Reserve University | 1898 |
5 |
| Sony Corporation | 30128 |
3 |
| Centre National de La Recherche Scientifique | 11055 |
3 |
| Clariant Finance (BVI) Limited | 356 |
3 |
| Folio Photonics, Inc. | 6 |
3 |
| Blue Ridge Innovations, LLC | 231 |
3 |
| Bayer MaterialScience AG | 706 |
2 |
| Hewlett-Packard Development Company, L.P. | 25172 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 34145 |
2 |
| Purdue Research Foundation | 3929 |
2 |
| Sony Group Corporation | 15780 |
2 |
| Eastman Kodak Company | 2595 |
1 |
| Seagate Technology LLC | 3962 |
1 |
| Nitto Denko Corporation | 8550 |
1 |
| Sumitomo Chemical Company, Limited | 8963 |
1 |
| Dai Nippon Printing Co., Ltd. | 4247 |
1 |
| Sabic Innovative Plastics IP B.V. | 585 |
1 |
| Brigham Young University | 601 |
1 |
| Cambridge Display Technology Limited | 478 |
1 |
| Other owners | 10 |