- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 23/74 - Circuitry for compensating brightness variation in the scene by influencing the scene brightness using illuminating means
Patent holdings for IPC class H04N 23/74
Total number of patents in this class: 365
10-year publication summary
0
|
0
|
0
|
0
|
4
|
15
|
41
|
85
|
149
|
73
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Canon Inc. | 36841 |
15 |
Cilag GmbH International | 5813 |
15 |
Sony Group Corporation | 10730 |
12 |
FUJIFILM Corporation | 27102 |
8 |
Samsung Electronics Co., Ltd. | 131630 |
7 |
Anduril Industries Inc. | 109 |
7 |
Depuy Synthes Products, LLC | 2880 |
6 |
Apple Inc. | 50209 |
5 |
NEC Corporation | 32703 |
5 |
Stryker Corporation | 3864 |
5 |
Snap Inc. | 4604 |
5 |
Align Technology, Inc. | 1818 |
5 |
Lumileds LLC | 1827 |
5 |
Koninklijke Philips N.V. | 22975 |
4 |
Axis AB | 880 |
4 |
Hand held Products, Inc. | 1227 |
4 |
Koito Manufacturing Co., Ltd. | 1991 |
4 |
LG Electronics Inc. | 69257 |
3 |
Cisco Technology, Inc. | 18858 |
3 |
Huawei Technologies Co., Ltd. | 100781 |
3 |
Other owners | 240 |