- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 23/51 - Housings
Patent holdings for IPC class H04N 23/51
Total number of patents in this class: 2087
10-year publication summary
|
1
|
2
|
7
|
38
|
139
|
393
|
464
|
450
|
426
|
211
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Innotek Co., Ltd. | 8398 |
170 |
| Samsung Electronics Co., Ltd. | 157039 |
127 |
| Canon Inc. | 43059 |
83 |
| GoPro, Inc. | 2108 |
75 |
| Samsung Electro-mechanics Co., Ltd. | 6058 |
74 |
| Magna Electronics Inc. | 1411 |
65 |
| Actutek Corporation | 847 |
52 |
| Apple Inc. | 58592 |
50 |
| Panasonic Automotive Systems Co., Ltd. | 2065 |
29 |
| Google LLC | 44407 |
28 |
| Vivo Mobile Communication Co., Ltd. | 13582 |
27 |
| Dell Products L.P. | 16735 |
26 |
| FUJIFILM Corporation | 30458 |
23 |
| Huawei Technologies Co., Ltd. | 122656 |
20 |
| Honor Device Co., Ltd. | 6738 |
18 |
| May Patents Ltd. | 165 |
17 |
| Sony Semiconductor Solutions Corporation | 11518 |
17 |
| NingBo Sunny Opotech Co.,Ltd. | 663 |
15 |
| LG Electronics Inc. | 75561 |
14 |
| Panasonic Intellectual Property Management Co., Ltd. | 33792 |
14 |
| Other owners | 1143 |