- 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: 5264
10-year publication summary
|
513
|
465
|
450
|
403
|
403
|
391
|
376
|
355
|
401
|
304
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 113853 |
713 |
| ZTE Corporation | 42721 |
424 |
| Ciena Corporation | 2037 |
181 |
| Nippon Telegraph and Telephone Corporation | 17381 |
126 |
| Telefonaktiebolaget LM Ericsson (publ) | 28236 |
112 |
| NEC Corporation | 36003 |
102 |
| Cisco Technology, Inc. | 21998 |
102 |
| Ericsson | 21902 |
98 |
| Futurewei Technologies, Inc. | 3758 |
92 |
| Intel Corporation | 47129 |
87 |
| Nokia Solutions And Networks Oy | 6731 |
85 |
| Fujitsu Limited | 18388 |
78 |
| Infinera Corporation | 639 |
78 |
| Juniper Networks, Inc. | 3745 |
71 |
| CommScope Technologies LLC | 3244 |
70 |
| AT&T Intellectual Property I, L.P. | 9588 |
63 |
| ARRIS Enterprises LLC | 3475 |
59 |
| Hewlett Packard Enterprise Development LP | 10744 |
57 |
| Alcatel Lucent | 4516 |
53 |
| Google LLC | 42564 |
52 |
| Other owners | 2561 |