- 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: 24468
10-year publication summary
2153
|
2461
|
2770
|
2843
|
2665
|
2329
|
2205
|
1865
|
1603
|
405
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
NEC Corporation | 32703 |
623 |
Sony Corporation | 32931 |
482 |
Olympus Corporation | 13667 |
390 |
Magna Electronics Inc. | 1276 |
357 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
352 |
Canon Inc. | 36841 |
328 |
Amazon Technologies, Inc. | 24422 |
288 |
Denso Corporation | 23338 |
276 |
Google LLC | 38759 |
255 |
Samsung Electronics Co., Ltd. | 131630 |
223 |
Motorola Solutions, Inc. | 4355 |
219 |
Mitsubishi Electric Corporation | 43934 |
218 |
JVC Kenwood Corporation | 2774 |
198 |
Robert Bosch GmbH | 40953 |
187 |
FUJIFILM Corporation | 27102 |
175 |
LG Electronics Inc. | 69257 |
169 |
Komatsu Ltd. | 4265 |
164 |
Toyota Motor Corporation | 28582 |
163 |
Microsoft Technology Licensing, LLC | 51439 |
152 |
Honeywell International Inc. | 13799 |
147 |
Other owners | 19102 |