- 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: 2668
10-year publication summary
|
249
|
219
|
200
|
238
|
225
|
190
|
175
|
153
|
129
|
36
|
| 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 |
198 |
| Canon Inc. | 36841 |
128 |
| Sony Corporation | 32931 |
110 |
| Apple Inc. | 50209 |
83 |
| Olympus Corporation | 13667 |
59 |
| Dolby Laboratories Licensing Corporation | 3883 |
54 |
| FUJIFILM Corporation | 27102 |
47 |
| Sony Semiconductor Solutions Corporation | 8770 |
38 |
| Microsoft Technology Licensing, LLC | 51439 |
36 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
35 |
| Huawei Technologies Co., Ltd. | 100781 |
33 |
| Aptina Imaging Corporation | 658 |
33 |
| Nikon Corporation | 7162 |
32 |
| Sharp Kabushiki Kaisha | 18957 |
32 |
| Intel Corporation | 45621 |
30 |
| GoPro, Inc. | 1915 |
29 |
| Qualcomm Incorporated | 76576 |
28 |
| Boe Technology Group Co., Ltd. | 35384 |
28 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 18739 |
27 |
| Hewlett-Packard Development Company, L.P. | 28538 |
25 |
| Other owners | 1583 |