- All sections
- G - Physics
- G11B - Information storage based on relative movement between record carrier and transducer
- G11B 5/733 - Base layers characterised by the addition of non-magnetic particles
Patent holdings for IPC class G11B 5/733
Total number of patents in this class: 76
10-year publication summary
|
7
|
2
|
4
|
21
|
16
|
4
|
9
|
4
|
2
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30849 |
44 |
| Sony Corporation | 29876 |
18 |
| Sony Group Corporation | 16259 |
4 |
| Seagate Technology LLC | 3974 |
2 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2845 |
2 |
| International Business Machines Corporation | 62871 |
1 |
| Toshiba Corporation | 12754 |
1 |
| JPMorgan Chase Bank, National Association | 8977 |
1 |
| JX Nippon Mining & Metals Corporation | 1451 |
1 |
| Maxell, Ltd. | 3108 |
1 |
| Resonac Corporation | 3781 |
1 |
| Other owners | 0 |