- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 5/202 - Gamma control
Patent holdings for IPC class H04N 5/202
Total number of patents in this class: 355
10-year publication summary
|
31
|
34
|
25
|
21
|
13
|
12
|
7
|
6
|
6
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Corporation | 30208 |
22 |
| Canon Inc. | 43768 |
22 |
| Apple Inc. | 58705 |
16 |
| Saturn Licensing LLC | 1441 |
15 |
| Samsung Display Co., Ltd. | 38570 |
14 |
| Dolby Laboratories Licensing Corporation | 4320 |
14 |
| Panasonic Intellectual Property Management Co., Ltd. | 33911 |
13 |
| Samsung Electronics Co., Ltd. | 157557 |
12 |
| Maxell, Ltd. | 3015 |
9 |
| Maxell Holdings, Ltd. | 1259 |
7 |
| Sharp Kabushiki Kaisha | 18530 |
7 |
| The British Broadcasting Corporation | 307 |
6 |
| Seiko Epson Corporation | 20248 |
5 |
| Nikon Corporation | 7235 |
5 |
| Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8471 |
4 |
| JVC Kenwood Corporation | 3133 |
4 |
| Novatek Microelectronics Corp. | 1449 |
4 |
| Boe Technology Group Co., Ltd. | 44004 |
4 |
| Synaptics Incorporated | 1803 |
4 |
| InterDigital Madison Patent Holdings | 485 |
4 |
| Other owners | 164 |