- 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: 2999
10-year publication summary
|
94
|
74
|
61
|
36
|
50
|
45
|
31
|
13
|
9
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BlackBerry Limited | 5354 |
102 |
| Cisco Technology, Inc. | 19989 |
93 |
| Samsung Electronics Co., Ltd. | 147131 |
84 |
| Research In Motion Limited | 2015 |
84 |
| LG Electronics Inc. | 73393 |
74 |
| Huawei Technologies Co., Ltd. | 113340 |
60 |
| Microsoft Technology Licensing, LLC | 53829 |
52 |
| Google LLC | 42451 |
52 |
| The Toronto-Dominion Bank | 2682 |
43 |
| International Business Machines Corporation | 61353 |
42 |
| Malikie Innovations Limited | 7099 |
32 |
| Amazon Technologies, Inc. | 26841 |
31 |
| BCE Inc. | 398 |
31 |
| Ericsson | 21833 |
29 |
| IBM Canada Limited-ibm Canada Limitee | 113 |
28 |
| ZTE Corporation | 42628 |
26 |
| 10353744 Canada Ltd. | 857 |
25 |
| Hewlett-Packard Development Company, L.P. | 25841 |
24 |
| Avaya Inc. | 1386 |
22 |
| Apple Inc. | 55287 |
20 |
| Other owners | 2045 |