- 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: 1846
10-year publication summary
|
200
|
171
|
210
|
127
|
138
|
99
|
86
|
47
|
35
|
15
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 43768 |
145 |
| Samsung Electronics Co., Ltd. | 157557 |
141 |
| Sony Corporation | 30208 |
91 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 23266 |
63 |
| FUJIFILM Corporation | 30512 |
52 |
| Apple Inc. | 58705 |
51 |
| Qualcomm Incorporated | 91997 |
41 |
| Olympus Corporation | 12942 |
38 |
| Google LLC | 44482 |
34 |
| Huawei Technologies Co., Ltd. | 123282 |
31 |
| Nikon Corporation | 7235 |
24 |
| Duelight LLC | 121 |
24 |
| SZ DJI Technology Co., Ltd | 6932 |
23 |
| Dolby Laboratories Licensing Corporation | 4320 |
22 |
| LG Electronics Inc. | 75654 |
21 |
| Microsoft Technology Licensing, LLC | 54439 |
21 |
| Texas Instruments Incorporated | 19663 |
18 |
| GoPro, Inc. | 2116 |
16 |
| OmniVision Technologies, Inc. | 1598 |
16 |
| Malikie Innovations Limited | 6474 |
16 |
| Other owners | 958 |