- All sections
- G - Physics
- G11B - Information storage based on relative movement between record carrier and transducer
- G11B 7/1353 - Diffractive elements, e.g. holograms or gratings
Patent holdings for IPC class G11B 7/1353
Total number of patents in this class: 56
10-year publication summary
|
3
|
4
|
6
|
5
|
4
|
3
|
1
|
5
|
2
|
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. | 34568 |
8 |
| Oracle International Corporation | 13725 |
4 |
| Panasonic Corporation | 18658 |
3 |
| Varian Semiconductor Equipment Associates, Inc. | 1170 |
3 |
| Microsoft Technology Licensing, LLC | 54661 |
3 |
| National Central University | 254 |
3 |
| Neursciences LLC | 7 |
3 |
| Fujikura Ltd. | 3128 |
2 |
| IPG Photonics Corporation | 596 |
2 |
| Michael Naor | 2 |
2 |
| Apple Inc. | 59354 |
1 |
| Sony Corporation | 30029 |
1 |
| Seiko Epson Corporation | 20528 |
1 |
| Hitachi Consumer Electronics Co., Ltd. | 282 |
1 |
| Koninklijke Philips N.V. | 26073 |
1 |
| Alcatel Lucent SA | 1527 |
1 |
| Huawei Technologies Co., Ltd. | 125107 |
1 |
| Konica Minolta Advanced Layers, Inc. | 217 |
1 |
| ASML Netherlands B.V. | 8033 |
1 |
| Alps Electric Co., Ltd. | 744 |
1 |
| Other owners | 13 |