- All sections
- G - Physics
- G11B - Information storage based on relative movement between record carrier and transducer
- G11B 5/80 - Card carriers
Patent holdings for IPC class G11B 5/80
Total number of patents in this class: 11
10-year publication summary
|
1
|
0
|
3
|
1
|
0
|
1
|
2
|
0
|
0
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| DIC Corporation | 3982 |
3 |
| Nidec Sankyo Corporation | 1050 |
2 |
| Banks and Acquirers International Holding | 635 |
2 |
| Sony Corporation | 30097 |
1 |
| Oki Electric Industry Co., Ltd. | 1574 |
1 |
| Imperial College Innovations Limited | 692 |
1 |
| Resonac Hard Disk Corporation | 207 |
1 |
| Other owners | 0 |