- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 27/01 - Equalisers
Patent holdings for IPC class H04L 27/01
Total number of patents in this class: 828
10-year publication summary
|
80
|
72
|
83
|
78
|
48
|
45
|
55
|
54
|
33
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sharp Kabushiki Kaisha | 18957 |
40 |
| Mitsubishi Electric Corporation | 43934 |
33 |
| Rambus Inc. | 2314 |
33 |
| NTT DoCoMo, Inc. | 11501 |
29 |
| Avago Technologies International Sales Pte. Limited | 9260 |
29 |
| Nippon Telegraph and Telephone Corporation | 14195 |
27 |
| Huawei Technologies Co., Ltd. | 100781 |
24 |
| Cohere Technologies, Inc. | 193 |
24 |
| NEC Corporation | 32703 |
23 |
| Panasonic Corporation | 20786 |
22 |
| Intel Corporation | 45621 |
20 |
| Marvell Asia PTE, Ltd. | 6841 |
20 |
| Cavium International | 5549 |
18 |
| Fujitsu Limited | 19265 |
17 |
| Samsung Electronics Co., Ltd. | 131630 |
16 |
| Xilinx, Inc. | 4086 |
14 |
| Coms IP Holdings, LLC | 93 |
13 |
| Texas Instruments Incorporated | 19376 |
12 |
| Altera Corporation | 2241 |
12 |
| NTT Electronics Corporation | 283 |
10 |
| Other owners | 392 |