- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 23/53 - Constructional details of electronic viewfinders, e.g. rotatable or detachable
Patent holdings for IPC class H04N 23/53
Total number of patents in this class: 205
10-year publication summary
|
0
|
0
|
0
|
1
|
1
|
12
|
47
|
72
|
70
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 38148 |
32 |
| Samsung Electronics Co., Ltd. | 139001 |
15 |
| FUJIFILM Corporation | 28805 |
8 |
| LG Innotek Co., Ltd. | 7242 |
8 |
| Vivo Mobile Communication Co., Ltd. | 11331 |
7 |
| Canon Kabushiki Kaisha | 6938 |
7 |
| Sony Group Corporation | 12664 |
6 |
| Motorola Mobility LLC | 2574 |
5 |
| GoPro, Inc. | 1903 |
4 |
| Lumileds LLC | 1884 |
4 |
| Apple Inc. | 52750 |
3 |
| Covidien LP | 10645 |
3 |
| NEC Corporation | 34413 |
3 |
| Seiko Epson Corporation | 18989 |
3 |
| Sony Semiconductor Solutions Corporation | 9714 |
3 |
| Semiconductor Energy Laboratory Co., Ltd. | 11101 |
2 |
| Samsung Electro-mechanics Co., Ltd. | 5206 |
2 |
| JVC Kenwood Corporation | 2919 |
2 |
| Lenovo (Beijing) Limited | 3137 |
2 |
| SimpliSafe, Inc. | 252 |
2 |
| Other owners | 84 |