- 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: 2718
10-year publication summary
|
74
|
61
|
36
|
50
|
45
|
31
|
14
|
9
|
5
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cisco Technology, Inc. | 22256 |
90 |
| BlackBerry Limited | 5003 |
85 |
| Samsung Electronics Co., Ltd. | 153573 |
81 |
| LG Electronics Inc. | 74953 |
72 |
| Huawei Technologies Co., Ltd. | 119891 |
55 |
| Research In Motion Limited | 1418 |
45 |
| International Business Machines Corporation | 62182 |
42 |
| The Toronto-Dominion Bank | 3054 |
41 |
| Microsoft Technology Licensing, LLC | 54215 |
40 |
| Google LLC | 43739 |
36 |
| Malikie Innovations Limited | 6679 |
32 |
| Amazon Technologies, Inc. | 27683 |
31 |
| Ericsson | 22283 |
29 |
| BCE Inc. | 349 |
29 |
| IBM Canada Limited-ibm Canada Limitee | 110 |
28 |
| ZTE Corporation | 43576 |
25 |
| 10353744 Canada Ltd. | 877 |
24 |
| Hewlett-Packard Development Company, L.P. | 25370 |
23 |
| Avaya Inc. | 1334 |
22 |
| CAE Inc. | 255 |
19 |
| Other owners | 1869 |