- 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: 2815
10-year publication summary
|
74
|
61
|
36
|
50
|
45
|
31
|
14
|
9
|
5
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BlackBerry Limited | 5113 |
92 |
| Cisco Technology, Inc. | 22245 |
91 |
| Samsung Electronics Co., Ltd. | 152016 |
81 |
| LG Electronics Inc. | 74502 |
72 |
| Huawei Technologies Co., Ltd. | 118634 |
56 |
| Research In Motion Limited | 1564 |
53 |
| Microsoft Technology Licensing, LLC | 54189 |
43 |
| International Business Machines Corporation | 62002 |
42 |
| The Toronto-Dominion Bank | 2968 |
42 |
| Google LLC | 43500 |
38 |
| Malikie Innovations Limited | 6781 |
32 |
| Amazon Technologies, Inc. | 27542 |
31 |
| Ericsson | 22188 |
29 |
| BCE Inc. | 363 |
29 |
| IBM Canada Limited-ibm Canada Limitee | 111 |
28 |
| ZTE Corporation | 43427 |
25 |
| 10353744 Canada Ltd. | 876 |
25 |
| Hewlett-Packard Development Company, L.P. | 25446 |
23 |
| Avaya Inc. | 1345 |
22 |
| CAE Inc. | 254 |
19 |
| Other owners | 1942 |