- All sections
- H - Electricity
- H04M - Telephonic communication
- H04M 1/76 - Compensating for differences in line impedance
Patent holdings for IPC class H04M 1/76
Total number of patents in this class: 34
10-year publication summary
|
1
|
2
|
1
|
4
|
0
|
0
|
1
|
0
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ericsson | 20417 |
3 |
| Qualcomm Incorporated | 76576 |
2 |
| Alcatel Lucent SA | 1723 |
2 |
| RPX Corporation | 1571 |
2 |
| Adtran, Inc. | 443 |
2 |
| Sagemcom Broadband SAS | 421 |
2 |
| Samsung Electronics Co., Ltd. | 131630 |
1 |
| Canon Inc. | 36841 |
1 |
| Intel Corporation | 45621 |
1 |
| Alcatel-Lucent USA Inc. | 604 |
1 |
| Murata Manufacturing Co., Ltd. | 22355 |
1 |
| Futurewei Technologies, Inc. | 3708 |
1 |
| Realtek Semiconductor Corp. | 3028 |
1 |
| Computer Performance, Inc. | 9 |
1 |
| MACOM Technology Solutions Holdings, Inc. | 784 |
1 |
| Nokia Siemens Networks Oy | 1582 |
1 |
| The Siemon Company | 87 |
1 |
| Assia SPE LLC, c/o The Corporation Trust Company | 108 |
1 |
| Sorenson IP Holdings, LLC | 287 |
1 |
| AT&T Knowledge Ventures, L.P. | 71 |
1 |
| Other owners | 7 |