- All sections
- G - Physics
- G11B - Information storage based on relative movement between record carrier and transducer
- G11B 7/245 - Record carriers characterised by the selection of the material of recording layers comprising organic materials only containing a polymeric component
Patent holdings for IPC class G11B 7/245
Total number of patents in this class: 132
10-year publication summary
|
8
|
8
|
9
|
7
|
3
|
6
|
3
|
6
|
6
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Covestro Deutschland AG | 2798 |
29 |
| Bayer MaterialScience AG | 750 |
18 |
| FUJIFILM Corporation | 30155 |
8 |
| Mitsubishi Chemical Corporation | 4684 |
5 |
| Case Western Reserve University | 1867 |
5 |
| Bayer Intellectual Property GmbH | 2435 |
4 |
| President and Fellows of Harvard College | 6068 |
4 |
| Blue Ridge Innovations, LLC | 225 |
4 |
| LG Chem, Ltd. | 17786 |
3 |
| Sony Corporation | 30510 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 33248 |
3 |
| Sony Group Corporation | 15046 |
3 |
| Nitto Denko Corporation | 8434 |
2 |
| Konica Minolta, Inc. | 8999 |
2 |
| Sabic Innovative Plastics IP B.V. | 662 |
2 |
| Carl Zeiss Jena GmbH | 246 |
2 |
| Molecular Assemblies, Inc. | 38 |
2 |
| Southbourne Investments Ltd. | 2 |
2 |
| STX Aprilis, Inc. | 5 |
2 |
| Facebook Technologies, LLC | 779 |
2 |
| Other owners | 27 |