- All sections
- H - Electricity
- H04B - Transmission
- H04B 3/58 - Repeater circuits
Patent holdings for IPC class H04B 3/58
Total number of patents in this class: 142
10-year publication summary
5
|
23
|
14
|
19
|
31
|
26
|
9
|
10
|
1
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
AT&T Intellectual Property I, L.P. | 9886 |
70 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
4 |
Cellphone-Mate, Inc. | 52 |
4 |
Clear-Com LLC | 50 |
4 |
Mitsubishi Electric Corporation | 43934 |
3 |
Sagemcom Energy & Telecom SAS | 225 |
3 |
Baker Hughes, a GE Company, LLC | 2171 |
3 |
AT&T Intellectual Property II, L.P. | 1075 |
2 |
Texas Instruments Incorporated | 19376 |
2 |
Huawei Technologies Co., Ltd. | 100781 |
2 |
Cypress Semiconductor Corporation | 1642 |
2 |
ABL IP Holding LLC | 1929 |
2 |
ARRIS Enterprises LLC | 3432 |
2 |
Hanbat National University Industry-Academic Cooperation Foundation | 116 |
2 |
MegaChips Corporation | 366 |
2 |
Nautitech Mining Systems Pty Limited | 6 |
2 |
R. F. Industries Pty Ltd. | 2 |
2 |
AT&T Intellectual Property 1, L.P. | 25 |
2 |
MITSUBISHI DENKI KABUSHIKI KAISHA also trading as Mitsubishi Electric Corporation | 1082 |
2 |
Honeywell International Inc. | 13799 |
1 |
Other owners | 26 |