- 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: 24724
10-year publication summary
|
2461
|
2770
|
2842
|
2669
|
2329
|
2219
|
1907
|
1644
|
1298
|
8
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NEC Corporation | 34296 |
645 |
| Sony Corporation | 31580 |
470 |
| Olympus Corporation | 13289 |
387 |
| Magna Electronics Inc. | 1350 |
367 |
| Panasonic Intellectual Property Management Co., Ltd. | 29567 |
358 |
| Canon Inc. | 38016 |
329 |
| Amazon Technologies, Inc. | 25791 |
313 |
| Denso Corporation | 23692 |
271 |
| Google LLC | 40708 |
256 |
| Mitsubishi Electric Corporation | 44678 |
227 |
| Motorola Solutions, Inc. | 4392 |
222 |
| Samsung Electronics Co., Ltd. | 138320 |
221 |
| JVC Kenwood Corporation | 2911 |
205 |
| Robert Bosch GmbH | 41695 |
192 |
| FUJIFILM Corporation | 28467 |
185 |
| Toyota Motor Corporation | 30292 |
176 |
| LG Electronics Inc. | 70831 |
170 |
| Komatsu Ltd. | 4419 |
165 |
| Microsoft Technology Licensing, LLC | 52895 |
155 |
| Sony Group Corporation | 12522 |
155 |
| Other owners | 19255 |