- All sections
- H - Electricity
- H04B - Transmission
- H04B 10/2557 - Cross-phase modulation [XPM]
Patent holdings for IPC class H04B 10/2557
Total number of patents in this class: 45
10-year publication summary
|
6
|
4
|
5
|
6
|
3
|
3
|
3
|
3
|
4
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fujitsu Limited | 19265 |
9 |
| Huawei Technologies Co., Ltd. | 100781 |
5 |
| Ciena Corporation | 1927 |
5 |
| NEC Corporation | 32703 |
3 |
| Lawrence Livermore National Security, LLC | 1834 |
3 |
| Mitsubishi Electric Corporation | 43934 |
2 |
| Nippon Telegraph and Telephone Corporation | 14195 |
2 |
| Ofidium Pty Ltd. | 16 |
2 |
| Centre National de La Recherche Scientifique | 9632 |
1 |
| Ericsson | 20417 |
1 |
| Nokia Solutions And Networks Oy | 5698 |
1 |
| Korea Advanced Institute of Science and Technology | 3906 |
1 |
| University of Southern California | 2016 |
1 |
| Hewlett Packard Enterprise Development LP | 10702 |
1 |
| Applied Optoelectronics, Inc. | 221 |
1 |
| Fujistu Limited | 9 |
1 |
| Nucript LLC | 13 |
1 |
| Raytheon BBN Technologies Corp. | 407 |
1 |
| Universite Grenoble Alpes | 648 |
1 |
| Alcatel Lucent | 4720 |
1 |
| Other owners | 2 |