- All sections
- G - Physics
- G11B - Information storage based on relative movement between record carrier and transducer
- G11B 17/04 - Feeding or guiding single record carrier to or from transducing unit
Patent holdings for IPC class G11B 17/04
Total number of patents in this class: 137
10-year publication summary
|
12
|
8
|
13
|
3
|
4
|
4
|
1
|
6
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Interactive Entertainment Inc. | 5981 |
9 |
| Panasonic Corporation | 20012 |
7 |
| Lite-On Technology Corporation | 798 |
7 |
| Alpine Electronics, Inc. | 519 |
6 |
| Lite-On Electronics (Guangzhou) Limited | 360 |
5 |
| Sony Corporation | 30891 |
4 |
| Sony Computer Entertainment Inc. | 931 |
4 |
| International Business Machines Corporation | 61621 |
4 |
| Seiko Epson Corporation | 19673 |
4 |
| JVC Kenwood Corporation | 3049 |
4 |
| Hitachi-LG Data Storage, Inc. | 184 |
4 |
| Sony Network Entertainment Platform Inc. | 199 |
4 |
| Samsung Electronics Co., Ltd. | 148173 |
3 |
| Sony Corporation of America | 375 |
3 |
| Seagate Technology LLC | 3970 |
3 |
| Futurewei Technologies, Inc. | 3763 |
3 |
| Philips & Lite-On Digital Solutions Corporation | 5 |
3 |
| Koninklijke Philips Electronics N.V. | 9112 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 32139 |
2 |
| Seiko Instruments Inc. | 485 |
2 |
| Other owners | 54 |