- All sections
- H - Electricity
- H04M - Telephonic communication
- H04M 11/02 - Telephonic communication systems specially adapted for combination with other electrical systems with bell or annunciator systems
Patent holdings for IPC class H04M 11/02
Total number of patents in this class: 244
10-year publication summary
|
29
|
35
|
25
|
35
|
46
|
38
|
22
|
29
|
12
|
7
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Skybell Technologies IP, LLC | 163 |
35 |
| Amazon Technologies, Inc. | 24422 |
24 |
| Aiphone Co., Ltd. | 71 |
14 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
9 |
| Google LLC | 38759 |
9 |
| Alarm.com Incorporated | 931 |
8 |
| Vivint, Inc. | 595 |
7 |
| Robert Bosch GmbH | 40953 |
6 |
| Crestron Electronics Inc. | 649 |
3 |
| NEC Platforms, Ltd. | 1106 |
3 |
| SkyBell Technologies, Inc. | 16 |
3 |
| Matsushita Electric Industrial Co., Ltd. | 4724 |
2 |
| Microsoft Technology Licensing, LLC | 51439 |
2 |
| Aevoe International Ltd. | 12 |
2 |
| Axxess Industries Inc. | 5 |
2 |
| Bot Home Automation, Inc. | 24 |
2 |
| BTICINO S.p.A. | 169 |
2 |
| CenturyLink Intellectual Property LLC | 1130 |
2 |
| Datang Mobile Communications Equipment Co., Ltd | 3210 |
2 |
| Fermax Design & Development, S.L.U. | 3 |
2 |
| Other owners | 105 |