- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 9/73 - Colour balance circuits, e.g. white balance circuits or colour temperature control
Patent holdings for IPC class H04N 9/73
Total number of patents in this class: 1870
10-year publication summary
|
166
|
200
|
171
|
210
|
127
|
138
|
99
|
89
|
44
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 38148 |
150 |
| Samsung Electronics Co., Ltd. | 139001 |
133 |
| Sony Corporation | 31541 |
97 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 20015 |
64 |
| FUJIFILM Corporation | 28805 |
54 |
| Apple Inc. | 52750 |
51 |
| Olympus Corporation | 13275 |
43 |
| Qualcomm Incorporated | 81865 |
42 |
| Google LLC | 40853 |
33 |
| Huawei Technologies Co., Ltd. | 106762 |
30 |
| SZ DJI Technology Co., Ltd | 6811 |
23 |
| LG Electronics Inc. | 71039 |
22 |
| Dolby Laboratories Licensing Corporation | 4057 |
22 |
| Nikon Corporation | 7123 |
21 |
| Microsoft Technology Licensing, LLC | 52886 |
21 |
| OmniVision Technologies, Inc. | 1537 |
20 |
| Texas Instruments Incorporated | 19432 |
19 |
| Duelight LLC | 97 |
19 |
| FotoNation Limited | 542 |
18 |
| GoPro, Inc. | 1903 |
16 |
| Other owners | 972 |