- All sections
- G - Physics
- G11B - Information storage based on relative movement between record carrier and transducer
- G11B 27/32 - IndexingAddressingTiming or synchronisingMeasuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on separate auxiliary tracks of the same or an auxiliary record carrier
Patent holdings for IPC class G11B 27/32
Total number of patents in this class: 690
10-year publication summary
|
101
|
81
|
58
|
61
|
43
|
30
|
32
|
19
|
17
|
8
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Corporation | 31138 |
46 |
| Panasonic Intellectual Property Corporation of America | 7622 |
40 |
| Adeia Media Solutions Inc. | 273 |
26 |
| Apple Inc. | 54527 |
21 |
| Koninklijke Philips Electronics N.V. | 9962 |
17 |
| Samsung Electronics Co., Ltd. | 144426 |
15 |
| Mitsubishi Electric Corporation | 45860 |
13 |
| The Nielsen Company (US), LLC | 2639 |
13 |
| DivX, LLC | 297 |
12 |
| Saturn Licensing LLC | 1447 |
12 |
| Canon Inc. | 39538 |
11 |
| Intel Corporation | 46751 |
11 |
| Thomson Licensing | 3667 |
11 |
| Koninklijke Philips N.V. | 24610 |
10 |
| Microsoft Technology Licensing, LLC | 53545 |
10 |
| SundaySky Ltd. | 13 |
10 |
| LG Electronics Inc. | 72559 |
9 |
| International Business Machines Corporation | 61123 |
7 |
| Panasonic Intellectual Property Management Co., Ltd. | 31022 |
7 |
| Google LLC | 41903 |
7 |
| Other owners | 382 |