- All sections
- G - Physics
- G11B - Information storage based on relative movement between record carrier and transducer
- G11B 27/36 - Monitoring, i.e. supervising the progress of recording or reproducing
Patent holdings for IPC class G11B 27/36
Total number of patents in this class: 829
10-year publication summary
|
126
|
106
|
79
|
44
|
43
|
56
|
22
|
32
|
31
|
17
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seagate Technology LLC | 4228 |
116 |
| JPMorgan Chase Bank, National Association | 10964 |
97 |
| Toshiba Corporation | 12017 |
55 |
| International Business Machines Corporation | 60644 |
46 |
| Avago Technologies International Sales Pte. Limited | 9260 |
35 |
| Marvell Asia PTE, Ltd. | 6841 |
26 |
| Cavium International | 5549 |
24 |
| Toshiba Electronic Devices & Storage Corporation | 1602 |
22 |
| Apple Inc. | 50209 |
13 |
| Oracle International Corporation | 12313 |
13 |
| Samsung Electronics Co., Ltd. | 131630 |
11 |
| Microsoft Technology Licensing, LLC | 51439 |
11 |
| Hewlett Packard Enterprise Development LP | 10702 |
10 |
| Koninklijke Philips Electronics N.V. | 13133 |
9 |
| Sony Corporation | 32931 |
8 |
| TDK Corporation | 6306 |
8 |
| Rovi Guides, Inc. | 3236 |
8 |
| Matroid, Inc | 20 |
8 |
| Canon Inc. | 36841 |
7 |
| FUJIFILM Corporation | 27102 |
7 |
| Other owners | 295 |