- 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: 2152
10-year publication summary
|
291
|
313
|
255
|
185
|
145
|
151
|
110
|
108
|
82
|
43
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 158337 |
128 |
| Google LLC | 44601 |
70 |
| Sony Corporation | 30128 |
69 |
| Microsoft Technology Licensing, LLC | 54489 |
68 |
| AT&T Intellectual Property I, L.P. | 10003 |
60 |
| The Nielsen Company (US), LLC | 2696 |
58 |
| Adeia Guides Inc. | 3941 |
51 |
| LG Electronics Inc. | 75807 |
50 |
| Apple Inc. | 58995 |
47 |
| Maxell, Ltd. | 3048 |
43 |
| DISH Technologies L.L.C. | 1601 |
35 |
| TouchTunes Music Company, LLC | 209 |
32 |
| Maxell Holdings, Ltd. | 1256 |
28 |
| Amazon Technologies, Inc. | 28182 |
24 |
| Intel Corporation | 47069 |
23 |
| Genius Sports Ss, LLC | 55 |
23 |
| Qualcomm Incorporated | 92725 |
22 |
| Ricoh Company, Ltd. | 13336 |
22 |
| Snap Inc. | 6773 |
22 |
| Universal Electronics Inc. | 851 |
22 |
| Other owners | 1255 |