- 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: 763
10-year publication summary
|
57
|
63
|
43
|
38
|
37
|
32
|
27
|
16
|
13
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 131630 |
40 |
| Sharp Kabushiki Kaisha | 18957 |
36 |
| Olympus Corporation | 13667 |
33 |
| Sony Corporation | 32931 |
22 |
| Panasonic Corporation | 20786 |
21 |
| LG Electronics Inc. | 69257 |
17 |
| Magic Leap, Inc. | 3028 |
17 |
| Canon Inc. | 36841 |
16 |
| Hewlett-Packard Development Company, L.P. | 28538 |
10 |
| Avago Technologies International Sales Pte. Limited | 9260 |
10 |
| Thomson Licensing | 4027 |
9 |
| NEC Corporation | 32703 |
8 |
| Intel Corporation | 45621 |
8 |
| Texas Instruments Incorporated | 19376 |
8 |
| Xueshan Technologies Inc. | 590 |
8 |
| Apple Inc. | 50209 |
7 |
| Qualcomm Incorporated | 76576 |
7 |
| Samsung Display Co., Ltd. | 30585 |
7 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
7 |
| Realtek Semiconductor Corp. | 3028 |
7 |
| Other owners | 465 |