- All sections
- H - Electricity
- H01P - Waveguidesresonators, lines or other devices of the waveguide type
- H01P 5/18 - Conjugate devices, i.e. devices having at least one port decoupled from one other port consisting of two coupled guides, e.g. directional couplers
Patent holdings for IPC class H01P 5/18
Total number of patents in this class: 992
10-year publication summary
|
82
|
98
|
127
|
101
|
56
|
69
|
53
|
49
|
58
|
13
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 25398 |
121 |
| Skyworks Solutions, Inc. | 3878 |
42 |
| AT&T Intellectual Property I, L.P. | 9827 |
21 |
| Huawei Technologies Co., Ltd. | 119240 |
21 |
| TDK Corporation | 6802 |
21 |
| ROHDE & Schwarz GmbH & Co. KG | 1987 |
18 |
| Qualcomm Incorporated | 89620 |
17 |
| International Business Machines Corporation | 62111 |
15 |
| Texas Instruments Incorporated | 19595 |
15 |
| Raytheon Company | 8479 |
15 |
| Qorvo US, Inc. | 2354 |
15 |
| Mitsubishi Electric Corporation | 47483 |
14 |
| Sony Semiconductor Solutions Corporation | 11141 |
13 |
| Bird Technologies Group Inc. | 73 |
12 |
| Samsung Electronics Co., Ltd. | 152716 |
11 |
| PPC Broadband, Inc. | 1109 |
11 |
| TTM Technologies, Inc. | 74 |
11 |
| Outdoor Wireless Networks LLC | 2088 |
11 |
| Intel Corporation | 46680 |
10 |
| Panasonic Intellectual Property Management Co., Ltd. | 33248 |
8 |
| Other owners | 570 |