- 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: 841
10-year publication summary
|
72
|
83
|
79
|
48
|
45
|
55
|
55
|
35
|
33
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sharp Kabushiki Kaisha | 18787 |
40 |
| Rambus Inc. | 2359 |
33 |
| Mitsubishi Electric Corporation | 45860 |
32 |
| Nippon Telegraph and Telephone Corporation | 17207 |
31 |
| NTT DoCoMo, Inc. | 12798 |
30 |
| Avago Technologies International Sales Pte. Limited | 8829 |
28 |
| Cohere Technologies, Inc. | 216 |
26 |
| Huawei Technologies Co., Ltd. | 111237 |
24 |
| NEC Corporation | 35424 |
23 |
| Panasonic Corporation | 20166 |
22 |
| Intel Corporation | 46751 |
20 |
| Marvell Asia PTE, Ltd. | 6561 |
20 |
| Cavium International | 5078 |
18 |
| Samsung Electronics Co., Ltd. | 144426 |
17 |
| Fujitsu Limited | 18362 |
17 |
| Xilinx, Inc. | 4002 |
14 |
| Texas Instruments Incorporated | 19482 |
13 |
| Altera Corporation | 2206 |
12 |
| Coms IP Holdings, LLC | 84 |
12 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 42222 |
11 |
| Other owners | 398 |