- 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: 1290
10-year publication summary
|
0
|
1
|
2
|
5
|
35
|
128
|
331
|
381
|
425
|
17
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Innotek Co., Ltd. | 7213 |
104 |
| Samsung Electronics Co., Ltd. | 138518 |
71 |
| Canon Inc. | 38071 |
54 |
| Magna Electronics Inc. | 1353 |
54 |
| GoPro, Inc. | 1897 |
46 |
| Samsung Electro-mechanics Co., Ltd. | 5191 |
40 |
| TDK Taiwan Corp. | 761 |
34 |
| Apple Inc. | 52607 |
28 |
| Vivo Mobile Communication Co., Ltd. | 11248 |
25 |
| Google LLC | 40754 |
19 |
| Dell Products L.P. | 12928 |
18 |
| FUJIFILM Corporation | 28506 |
14 |
| Sony Semiconductor Solutions Corporation | 9656 |
14 |
| Honor Device Co., Ltd. | 4469 |
14 |
| Huawei Technologies Co., Ltd. | 106498 |
11 |
| May Patents Ltd. | 138 |
11 |
| Panasonic Automotive Systems Co., Ltd. | 1730 |
11 |
| Trax Technology Solutions Pte. Ltd. | 99 |
10 |
| Denso Corporation | 23721 |
9 |
| Panasonic Intellectual Property Management Co., Ltd. | 29620 |
9 |
| Other owners | 694 |