- 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: 328
10-year publication summary
|
51
|
53
|
43
|
44
|
23
|
10
|
0
|
0
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cisco Technology, Inc. | 22245 |
49 |
| Huawei Technologies Co., Ltd. | 119724 |
39 |
| NEC Corporation | 36595 |
17 |
| Ericsson | 22261 |
10 |
| ZTE Corporation | 43559 |
10 |
| Amazon Technologies, Inc. | 27673 |
9 |
| VMware LLC | 6824 |
9 |
| Juniper Networks, Inc. | 3783 |
8 |
| Futurewei Technologies, Inc. | 3772 |
8 |
| Fujitsu Limited | 17020 |
5 |
| Mitsubishi Electric Corporation | 47529 |
5 |
| Arista Networks, Inc. | 1205 |
5 |
| Six Impossible Things Before Breakfast Limited | 72 |
5 |
| Interdigital Patent Holdings, Inc. | 6454 |
4 |
| Nippon Telegraph and Telephone Corporation | 16010 |
4 |
| Entropic Communications, LLC | 281 |
4 |
| Six Impossible Things Before Breakfast | 5 |
4 |
| Hitachi, Ltd. | 15877 |
3 |
| Red Hat, Inc. | 3985 |
3 |
| New H3C Technologies Co., Ltd. | 518 |
3 |
| Other owners | 124 |