- 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: 25842
10-year publication summary
|
2771
|
2842
|
2670
|
2332
|
2229
|
1922
|
1703
|
1364
|
1152
|
559
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NEC Corporation | 36785 |
709 |
| Sony Corporation | 30263 |
447 |
| Olympus Corporation | 12960 |
383 |
| Panasonic Intellectual Property Management Co., Ltd. | 33753 |
377 |
| Magna Electronics Inc. | 1411 |
359 |
| Canon Inc. | 43010 |
340 |
| Amazon Technologies, Inc. | 28001 |
335 |
| Denso Corporation | 25452 |
279 |
| Google LLC | 44361 |
260 |
| Mitsubishi Electric Corporation | 47860 |
243 |
| Samsung Electronics Co., Ltd. | 156823 |
239 |
| Motorola Solutions, Inc. | 4585 |
233 |
| JVC Kenwood Corporation | 3125 |
211 |
| Toyota Motor Corporation | 35437 |
199 |
| FUJIFILM Corporation | 30434 |
194 |
| Robert Bosch GmbH | 44045 |
190 |
| Sony Group Corporation | 15493 |
182 |
| LG Electronics Inc. | 75536 |
176 |
| Komatsu Ltd. | 4686 |
169 |
| Hanwha Vision Co., Ltd. | 746 |
168 |
| Other owners | 20149 |