- 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: 271
10-year publication summary
|
0
|
0
|
0
|
1
|
1
|
12
|
53
|
83
|
74
|
48
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 41108 |
49 |
| Samsung Electronics Co., Ltd. | 149087 |
21 |
| LG Innotek Co., Ltd. | 7924 |
13 |
| FUJIFILM Corporation | 29817 |
12 |
| Sony Group Corporation | 14537 |
10 |
| Vivo Mobile Communication Co., Ltd. | 12797 |
7 |
| Canon Kabushiki Kaisha | 7152 |
7 |
| Motorola Mobility LLC | 2706 |
6 |
| GoPro, Inc. | 2027 |
6 |
| SimpliSafe, Inc. | 333 |
4 |
| Sony Semiconductor Solutions Corporation | 10823 |
4 |
| Lumileds Singapore Pte. Ltd. | 1264 |
4 |
| Apple Inc. | 56283 |
3 |
| Covidien LP | 10664 |
3 |
| NEC Corporation | 36257 |
3 |
| Seiko Epson Corporation | 19699 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 32457 |
3 |
| ImmerVision Inc., AKA 6115187 CANADA INC. | 56 |
3 |
| Salvus, LLC | 36 |
3 |
| Unify Medical, Inc. | 18 |
3 |
| Other owners | 104 |