- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 12/16 - Arrangements for providing special services to substations
Patent holdings for IPC class H04L 12/16
Total number of patents in this class: 2955
10-year publication summary
|
256
|
162
|
121
|
129
|
130
|
119
|
57
|
17
|
10
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cisco Technology, Inc. | 19860 |
95 |
| BlackBerry Limited | 5155 |
93 |
| Research In Motion Limited | 1969 |
86 |
| Samsung Electronics Co., Ltd. | 145416 |
83 |
| LG Electronics Inc. | 72807 |
74 |
| Huawei Technologies Co., Ltd. | 111975 |
60 |
| Microsoft Technology Licensing, LLC | 53649 |
51 |
| Google LLC | 42038 |
50 |
| The Toronto-Dominion Bank | 2700 |
43 |
| International Business Machines Corporation | 61207 |
41 |
| Malikie Innovations Limited | 7163 |
32 |
| Amazon Technologies, Inc. | 26591 |
31 |
| Ericsson | 21704 |
29 |
| IBM Canada Limited-ibm Canada Limitee | 113 |
28 |
| ZTE Corporation | 42203 |
26 |
| Hewlett-Packard Development Company, L.P. | 25903 |
25 |
| 10353744 Canada Ltd. | 878 |
25 |
| BCE Inc. | 374 |
24 |
| Avaya Inc. | 1397 |
22 |
| Apple Inc. | 54658 |
20 |
| Other owners | 2017 |