- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 5/21 - Circuitry for suppressing or minimising disturbance, e.g. moire or halo
Patent holdings for IPC class H04N 5/21
Total number of patents in this class: 697
10-year publication summary
|
43
|
38
|
37
|
32
|
27
|
15
|
14
|
13
|
9
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 154120 |
36 |
| Sharp Kabushiki Kaisha | 18608 |
36 |
| Olympus Corporation | 13014 |
29 |
| LG Electronics Inc. | 75045 |
21 |
| Panasonic Corporation | 19577 |
21 |
| Magic Leap, Inc. | 3370 |
17 |
| Canon Inc. | 42342 |
15 |
| Sony Corporation | 30388 |
13 |
| Avago Technologies International Sales Pte. Limited | 8611 |
10 |
| Hewlett-Packard Development Company, L.P. | 25342 |
9 |
| Apple Inc. | 58122 |
7 |
| Qualcomm Incorporated | 90374 |
7 |
| Samsung Display Co., Ltd. | 37933 |
7 |
| NEC Corporation | 36656 |
7 |
| Intel Corporation | 46681 |
7 |
| Panasonic Intellectual Property Management Co., Ltd. | 33602 |
7 |
| Sony Semiconductor Solutions Corporation | 11253 |
7 |
| SZ DJI Technology Co., Ltd | 6904 |
7 |
| Xueshan Technologies Inc. | 512 |
7 |
| Huawei Technologies Co., Ltd. | 120453 |
6 |
| Other owners | 421 |