- 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: 25284
10-year publication summary
|
2416
|
2721
|
2803
|
2621
|
2281
|
2190
|
1895
|
1675
|
1332
|
823
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NEC Corporation | 35827 |
676 |
| Sony Corporation | 30979 |
467 |
| Olympus Corporation | 13161 |
385 |
| Panasonic Intellectual Property Management Co., Ltd. | 31696 |
368 |
| Magna Electronics Inc. | 1386 |
368 |
| Canon Inc. | 40216 |
333 |
| Amazon Technologies, Inc. | 26841 |
326 |
| Denso Corporation | 24387 |
276 |
| Google LLC | 42451 |
256 |
| Mitsubishi Electric Corporation | 46295 |
233 |
| Samsung Electronics Co., Ltd. | 147131 |
232 |
| Motorola Solutions, Inc. | 4405 |
221 |
| JVC Kenwood Corporation | 3016 |
206 |
| Robert Bosch GmbH | 42742 |
193 |
| FUJIFILM Corporation | 29489 |
190 |
| Toyota Motor Corporation | 32599 |
189 |
| LG Electronics Inc. | 73393 |
172 |
| Sony Group Corporation | 14002 |
170 |
| Komatsu Ltd. | 4571 |
165 |
| Microsoft Technology Licensing, LLC | 53829 |
159 |
| Other owners | 19699 |