- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 5/77 - Interface circuits between an apparatus for recording and another apparatus between a recording apparatus and a television camera
Patent holdings for IPC class H04N 5/77
Total number of patents in this class: 3218
10-year publication summary
|
498
|
503
|
456
|
353
|
283
|
277
|
260
|
261
|
173
|
58
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 39070 |
239 |
| Samsung Electronics Co., Ltd. | 142415 |
190 |
| Sony Corporation | 31240 |
139 |
| Amazon Technologies, Inc. | 26290 |
79 |
| JVC Kenwood Corporation | 2959 |
62 |
| GoPro, Inc. | 1941 |
58 |
| Nikon Corporation | 7142 |
50 |
| FUJIFILM Corporation | 29095 |
46 |
| Walmart Apollo, LLC | 6072 |
44 |
| Axon Enterprise, Inc. | 741 |
42 |
| Panasonic Intellectual Property Management Co., Ltd. | 30568 |
41 |
| Apple Inc. | 53995 |
40 |
| Digital Ally, Inc. | 96 |
38 |
| Google LLC | 41768 |
38 |
| Snap Inc. | 5592 |
37 |
| Maxell, Ltd. | 2731 |
37 |
| Olympus Corporation | 13218 |
34 |
| Sony Group Corporation | 13228 |
30 |
| Hanwha Vision Co., Ltd. | 645 |
30 |
| LG Electronics Inc. | 71944 |
29 |
| Other owners | 1915 |