- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 7/18 - Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
Patent holdings for IPC class H04N 7/18
Total number of patents in this class: 25453
10-year publication summary
|
2416
|
2721
|
2804
|
2621
|
2282
|
2193
|
1894
|
1680
|
1340
|
1058
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NEC Corporation | 36252 |
692 |
| Sony Corporation | 30805 |
465 |
| Olympus Corporation | 13097 |
384 |
| Panasonic Intellectual Property Management Co., Ltd. | 32352 |
374 |
| Magna Electronics Inc. | 1390 |
360 |
| Canon Inc. | 41007 |
334 |
| Amazon Technologies, Inc. | 27203 |
327 |
| Denso Corporation | 24755 |
278 |
| Google LLC | 43044 |
256 |
| Mitsubishi Electric Corporation | 46870 |
236 |
| Samsung Electronics Co., Ltd. | 148924 |
233 |
| Motorola Solutions, Inc. | 4505 |
232 |
| JVC Kenwood Corporation | 3059 |
208 |
| Toyota Motor Corporation | 33378 |
194 |
| FUJIFILM Corporation | 29797 |
193 |
| Robert Bosch GmbH | 43034 |
192 |
| Sony Group Corporation | 14504 |
174 |
| LG Electronics Inc. | 73678 |
171 |
| Komatsu Ltd. | 4618 |
167 |
| Microsoft Technology Licensing, LLC | 54267 |
159 |
| Other owners | 19824 |