- 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: 25603
10-year publication summary
|
2721
|
2804
|
2621
|
2282
|
2194
|
1897
|
1686
|
1344
|
1130
|
143
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NEC Corporation | 36448 |
693 |
| Sony Corporation | 30588 |
461 |
| Olympus Corporation | 13060 |
384 |
| Panasonic Intellectual Property Management Co., Ltd. | 32983 |
378 |
| Magna Electronics Inc. | 1395 |
360 |
| Canon Inc. | 41672 |
336 |
| Amazon Technologies, Inc. | 27509 |
330 |
| Denso Corporation | 24983 |
278 |
| Google LLC | 43436 |
257 |
| Mitsubishi Electric Corporation | 47352 |
239 |
| Samsung Electronics Co., Ltd. | 151485 |
236 |
| Motorola Solutions, Inc. | 4511 |
233 |
| JVC Kenwood Corporation | 3073 |
208 |
| Toyota Motor Corporation | 33951 |
197 |
| FUJIFILM Corporation | 30034 |
192 |
| Robert Bosch GmbH | 43294 |
191 |
| Sony Group Corporation | 14912 |
180 |
| LG Electronics Inc. | 74388 |
175 |
| Komatsu Ltd. | 4646 |
167 |
| Microsoft Technology Licensing, LLC | 54168 |
158 |
| Other owners | 19950 |