- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 21/4223 - Cameras
Patent holdings for IPC class H04N 21/4223
Total number of patents in this class: 2136
10-year publication summary
|
289
|
312
|
253
|
182
|
144
|
150
|
109
|
103
|
82
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 149838 |
120 |
| Sony Corporation | 30735 |
70 |
| Google LLC | 43237 |
69 |
| Microsoft Technology Licensing, LLC | 54394 |
68 |
| AT&T Intellectual Property I, L.P. | 9697 |
60 |
| The Nielsen Company (US), LLC | 2656 |
58 |
| LG Electronics Inc. | 73967 |
50 |
| Adeia Guides Inc. | 3548 |
47 |
| Apple Inc. | 56633 |
46 |
| Maxell, Ltd. | 2880 |
42 |
| DISH Technologies L.L.C. | 1607 |
35 |
| TouchTunes Music Company, LLC | 207 |
31 |
| Maxell Holdings, Ltd. | 1277 |
28 |
| Amazon Technologies, Inc. | 27338 |
24 |
| Intel Corporation | 46510 |
23 |
| Genius Sports Ss, LLC | 58 |
23 |
| Qualcomm Incorporated | 88095 |
22 |
| Ricoh Company, Ltd. | 13368 |
22 |
| Snap Inc. | 6270 |
22 |
| Universal Electronics Inc. | 855 |
22 |
| Other owners | 1254 |