- All sections
- H - Electricity
- H04Q - Selecting
- H04Q 11/00 - Selecting arrangements for multiplex systems
Patent holdings for IPC class H04Q 11/00
Total number of patents in this class: 4831
10-year publication summary
|
440
|
520
|
469
|
454
|
404
|
405
|
395
|
375
|
338
|
135
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 100781 |
619 |
| ZTE Corporation | 39218 |
361 |
| Ciena Corporation | 1927 |
164 |
| Telefonaktiebolaget LM Ericsson (publ) | 26435 |
109 |
| Cisco Technology, Inc. | 18858 |
107 |
| Ericsson | 20417 |
100 |
| Nippon Telegraph and Telephone Corporation | 14195 |
94 |
| Futurewei Technologies, Inc. | 3708 |
92 |
| NEC Corporation | 32703 |
90 |
| Fujitsu Limited | 19265 |
86 |
| Intel Corporation | 45621 |
82 |
| Juniper Networks, Inc. | 3556 |
70 |
| CommScope Technologies LLC | 4937 |
70 |
| Infinera Corporation | 620 |
69 |
| AT&T Intellectual Property I, L.P. | 9886 |
58 |
| Hewlett Packard Enterprise Development LP | 10702 |
58 |
| Nokia Solutions And Networks Oy | 5698 |
55 |
| Alcatel Lucent | 4720 |
53 |
| Avago Technologies International Sales Pte. Limited | 9260 |
51 |
| Google LLC | 38759 |
50 |
| Other owners | 2393 |