- 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: 25101
10-year publication summary
|
2461
|
2771
|
2841
|
2669
|
2330
|
2224
|
1915
|
1675
|
1323
|
550
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NEC Corporation | 35291 |
662 |
| Sony Corporation | 31157 |
469 |
| Olympus Corporation | 13201 |
385 |
| Panasonic Intellectual Property Management Co., Ltd. | 30903 |
365 |
| Magna Electronics Inc. | 1369 |
365 |
| Canon Inc. | 39365 |
333 |
| Amazon Technologies, Inc. | 26440 |
320 |
| Denso Corporation | 24099 |
273 |
| Google LLC | 41766 |
253 |
| Mitsubishi Electric Corporation | 45752 |
229 |
| Samsung Electronics Co., Ltd. | 143812 |
224 |
| Motorola Solutions, Inc. | 4373 |
222 |
| JVC Kenwood Corporation | 2984 |
206 |
| Robert Bosch GmbH | 42411 |
192 |
| FUJIFILM Corporation | 29208 |
190 |
| Toyota Motor Corporation | 31377 |
184 |
| LG Electronics Inc. | 72357 |
171 |
| Komatsu Ltd. | 4505 |
165 |
| Sony Group Corporation | 13455 |
163 |
| Microsoft Technology Licensing, LLC | 53472 |
160 |
| Other owners | 19570 |