- All sections
- G - Physics
- G11B - Information storage based on relative movement between record carrier and transducer
- G11B 31/02 - Arrangements for the associated working of recording or reproducing apparatus with related apparatus with automatic musical instruments
Patent holdings for IPC class G11B 31/02
Total number of patents in this class: 20
10-year publication summary
|
1
|
1
|
3
|
1
|
1
|
1
|
1
|
0
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0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Microsoft Corporation | 10678 |
2 |
| Creative Technology Ltd | 556 |
2 |
| Samsung Electronics Co., Ltd. | 140622 |
1 |
| Apple Inc. | 53280 |
1 |
| Hewlett-Packard Development Company, L.P. | 26229 |
1 |
| Microsoft Technology Licensing, LLC | 53087 |
1 |
| Intelliterran Inc. | 27 |
1 |
| Nxing Mobile Inc. | 1 |
1 |
| Nxtgen Technology, Inc. | 3 |
1 |
| Sunstar Co., Ltd. | 17 |
1 |
| Seers Technology Co., Ltd. | 18 |
1 |
| Jumplux Technology Co., Ltd | 2 |
1 |
| Entermedia Co., Ltd. | 2 |
1 |
| Gsl&c Co.,Ltd. | 4 |
1 |
| Japrint.com Co., Ltd. | 3 |
1 |
| Mnation Co., Ltd. | 1 |
1 |
| Obschestvo S Ogranichennoi Otvetstvennostju "ot-kontakt" | 1 |
1 |
| Keumyoung Entertainment Co., Ltd | 4 |
1 |
| Other owners | 0 |