- 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: 1904
10-year publication summary
|
197
|
166
|
200
|
171
|
210
|
127
|
139
|
103
|
94
|
17
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 36841 |
155 |
| Samsung Electronics Co., Ltd. | 131630 |
137 |
| Sony Corporation | 32931 |
100 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 18739 |
64 |
| FUJIFILM Corporation | 27102 |
55 |
| Apple Inc. | 50209 |
52 |
| Olympus Corporation | 13667 |
46 |
| Qualcomm Incorporated | 76576 |
43 |
| Google LLC | 38759 |
34 |
| Huawei Technologies Co., Ltd. | 100781 |
30 |
| Nikon Corporation | 7162 |
22 |
| Dolby Laboratories Licensing Corporation | 3883 |
22 |
| SZ DJI Technology Co., Ltd | 6791 |
22 |
| OmniVision Technologies, Inc. | 1502 |
21 |
| LG Electronics Inc. | 69257 |
20 |
| Texas Instruments Incorporated | 19376 |
20 |
| Microsoft Technology Licensing, LLC | 51439 |
20 |
| Duelight LLC | 103 |
19 |
| FotoNation Limited | 627 |
17 |
| GoPro, Inc. | 1915 |
16 |
| Other owners | 989 |