- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 9/64 - Circuits for processing colour signals
Patent holdings for IPC class H04N 9/64
Total number of patents in this class: 2631
10-year publication summary
|
219
|
200
|
239
|
225
|
190
|
176
|
154
|
137
|
84
|
48
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 146534 |
209 |
| Canon Inc. | 40015 |
132 |
| Sony Corporation | 31028 |
106 |
| Apple Inc. | 55017 |
85 |
| Olympus Corporation | 13173 |
55 |
| Dolby Laboratories Licensing Corporation | 4126 |
54 |
| FUJIFILM Corporation | 29424 |
46 |
| Huawei Technologies Co., Ltd. | 113006 |
38 |
| Microsoft Technology Licensing, LLC | 53739 |
37 |
| Sony Semiconductor Solutions Corporation | 10489 |
36 |
| Panasonic Intellectual Property Management Co., Ltd. | 31515 |
33 |
| Nikon Corporation | 7173 |
32 |
| Sharp Kabushiki Kaisha | 18738 |
32 |
| GoPro, Inc. | 1979 |
30 |
| Intel Corporation | 47013 |
29 |
| Aptina Imaging Corporation | 466 |
29 |
| Boe Technology Group Co., Ltd. | 41267 |
27 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 21070 |
27 |
| Google LLC | 42292 |
25 |
| Hewlett-Packard Development Company, L.P. | 25869 |
24 |
| Other owners | 1545 |