- All sections
- G - Physics
- G11B - Information storage based on relative movement between record carrier and transducer
- G11B 7/005 - Reproducing
Patent holdings for IPC class G11B 7/005
Total number of patents in this class: 304
10-year publication summary
|
25
|
18
|
9
|
6
|
10
|
12
|
3
|
6
|
3
|
1
|
| 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. | 33839 |
41 |
| Panasonic Corporation | 19340 |
35 |
| Sony Corporation | 30312 |
34 |
| Hitachi Consumer Electronics Co., Ltd. | 282 |
24 |
| Pioneer Corporation | 3802 |
21 |
| Mitsubishi Electric Corporation | 47749 |
10 |
| Sharp Kabushiki Kaisha | 18574 |
10 |
| Sharp Corporation | 10485 |
7 |
| Koninklijke Philips Electronics N.V. | 7784 |
7 |
| Case Western Reserve University | 1875 |
7 |
| Memory-Tech Holdings Inc. | 20 |
7 |
| NEC Corporation | 36658 |
5 |
| Oracle International Corporation | 13501 |
5 |
| Thomson Licensing | 3259 |
5 |
| Pioneer Digital Design and Manufacturing Corporation | 29 |
5 |
| Taiyo Yuden Co., Ltd. | 2024 |
5 |
| Samsung Electronics Co., Ltd. | 155524 |
4 |
| Hitachi, Ltd. | 15954 |
4 |
| Microsoft Technology Licensing, LLC | 54293 |
4 |
| Folio Photonics, Inc. | 6 |
4 |
| Other owners | 60 |