- All sections
- G - Physics
- G11B - Information storage based on relative movement between record carrier and transducer
- G11B 17/30 - Guiding record carriers not specifically of filamentary or web form, or of supports therefor from random-access magazine of disc records wherein the playing unit is moved accordingly to the location of the selected record
Patent holdings for IPC class G11B 17/30
Total number of patents in this class: 5
10-year publication summary
|
1
|
2
|
0
|
0
|
1
|
1
|
0
|
0
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Panasonic Intellectual Property Management Co., Ltd. | 33507 |
3 |
| Sony Corporation | 30397 |
1 |
| Seagate Technology LLC | 3994 |
1 |
| Other owners | 0 |