- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 12/749 - Address processing over inter-domain or inter-network, e.g. mapping different addresses between IPv6 and IPv4 networks for routing
Patent holdings for IPC class H04L 12/749
Total number of patents in this class: 339
10-year publication summary
|
30
|
41
|
51
|
53
|
43
|
44
|
26
|
12
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cisco Technology, Inc. | 18858 |
49 |
| Huawei Technologies Co., Ltd. | 100781 |
42 |
| NEC Corporation | 32703 |
17 |
| Ericsson | 20417 |
10 |
| ZTE Corporation | 39218 |
10 |
| Amazon Technologies, Inc. | 24422 |
9 |
| Nicira, Inc. | 1192 |
9 |
| Juniper Networks, Inc. | 3556 |
8 |
| Futurewei Technologies, Inc. | 3708 |
8 |
| Fujitsu Limited | 19265 |
5 |
| Mitsubishi Electric Corporation | 43934 |
5 |
| Arista Networks, Inc. | 936 |
5 |
| Six Impossible Things Before Breakfast Limited | 16 |
5 |
| Interdigital Patent Holdings, Inc. | 3652 |
4 |
| Nippon Telegraph and Telephone Corporation | 14195 |
4 |
| Entropic Communications, LLC | 289 |
4 |
| Six Impossible Things Before Breakfast | 5 |
4 |
| Qualcomm Incorporated | 76576 |
3 |
| Matsushita Electric Industrial Co., Ltd. | 4724 |
3 |
| Hitachi, Ltd. | 16452 |
3 |
| Other owners | 132 |