- All sections
- G - Physics
- G11B - Information storage based on relative movement between record carrier and transducer
- G11B 7/1374 - Objective lenses
Patent holdings for IPC class G11B 7/1374
Total number of patents in this class: 34
10-year publication summary
|
7
|
3
|
2
|
2
|
2
|
5
|
2
|
1
|
1
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Panasonic Intellectual Property Management Co., Ltd. | 32139 |
8 |
| Sony Corporation | 30891 |
4 |
| Panasonic Corporation | 20012 |
2 |
| Konica Minolta Opto, Inc. | 1047 |
2 |
| EMvision Medical Devices Limited | 31 |
2 |
| Michael Naor | 2 |
2 |
| Canon Inc. | 40656 |
1 |
| Matsushita Electric Industrial Co., Ltd. | 1019 |
1 |
| Sharp Corporation | 10293 |
1 |
| Oracle International Corporation | 13050 |
1 |
| Alcatel Lucent SA | 1575 |
1 |
| Konica Minolta, Inc. | 8829 |
1 |
| Konica Minolta Advanced Layers, Inc. | 217 |
1 |
| Konica Minolta Holdings, Inc. | 892 |
1 |
| Microsoft Technology Licensing, LLC | 54052 |
1 |
| Alps Electric Co., Ltd. | 803 |
1 |
| Alpine Electronics, Inc. | 519 |
1 |
| Gwangju Institute of Science and Technology | 769 |
1 |
| Memory-Tech Holdings Inc. | 20 |
1 |
| Ceramic Data Solution GmbH | 12 |
1 |
| Other owners | 0 |