- All sections
- G - Physics
- G11B - Information storage based on relative movement between record carrier and transducer
- G11B 23/113 - Apparatus or processes specially adapted for the manufacture of magazines or cassettes
Patent holdings for IPC class G11B 23/113
Total number of patents in this class: 20
10-year publication summary
|
1
|
0
|
2
|
2
|
1
|
1
|
3
|
1
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30689 |
10 |
| Oracle International Corporation | 13683 |
5 |
| Sony Group Corporation | 15978 |
3 |
| Sony Corporation | 30052 |
1 |
| NEC Platforms, Ltd. | 1068 |
1 |
| Other owners | 0 |