- All sections
- G - Physics
- G11B - Information storage based on relative movement between record carrier and transducer
- G11B 19/02 - Control of operating function, e.g. switching from recording to reproducing
Patent holdings for IPC class G11B 19/02
Total number of patents in this class: 315
10-year publication summary
39
|
30
|
28
|
13
|
21
|
8
|
12
|
6
|
9
|
4
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Sonos, Inc. | 2274 |
35 |
JPMorgan Chase Bank, National Association | 10964 |
18 |
Koninklijke Philips Electronics N.V. | 13133 |
12 |
Samsung Electronics Co., Ltd. | 131630 |
10 |
LG Electronics Inc. | 69257 |
9 |
Maxell, Ltd. | 2533 |
8 |
Sony Corporation | 32931 |
7 |
Toshiba Corporation | 12017 |
7 |
Panasonic Corporation | 20786 |
7 |
Apple Inc. | 50209 |
6 |
International Business Machines Corporation | 60644 |
6 |
Microsoft Technology Licensing, LLC | 51439 |
6 |
Hewlett-Packard Development Company, L.P. | 28538 |
5 |
InterDigital CE Patent Holdings | 810 |
5 |
InterDigital CE Patent Holdings, SAS | 1017 |
5 |
Canon Inc. | 36841 |
4 |
Hewlett Packard Enterprise Development LP | 10702 |
4 |
le Holdings (Beijing) Co., Ltd. | 1505 |
4 |
Spectra Logic Corporation | 157 |
4 |
TiVo Corporation | 462 |
4 |
Other owners | 149 |