- 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: 1849
10-year publication summary
|
200
|
171
|
210
|
127
|
137
|
99
|
85
|
46
|
35
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 42303 |
144 |
| Samsung Electronics Co., Ltd. | 153845 |
141 |
| Sony Corporation | 30397 |
93 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 22585 |
63 |
| FUJIFILM Corporation | 30244 |
54 |
| Apple Inc. | 58074 |
51 |
| Qualcomm Incorporated | 90221 |
42 |
| Olympus Corporation | 13016 |
39 |
| Google LLC | 43789 |
34 |
| Huawei Technologies Co., Ltd. | 120098 |
31 |
| Nikon Corporation | 7304 |
24 |
| Duelight LLC | 118 |
24 |
| SZ DJI Technology Co., Ltd | 6897 |
23 |
| Dolby Laboratories Licensing Corporation | 4266 |
22 |
| LG Electronics Inc. | 74968 |
21 |
| Microsoft Technology Licensing, LLC | 54242 |
21 |
| Texas Instruments Incorporated | 19631 |
19 |
| GoPro, Inc. | 2079 |
16 |
| OmniVision Technologies, Inc. | 1574 |
16 |
| Malikie Innovations Limited | 6665 |
16 |
| Other owners | 955 |