- All sections
- H - Electricity
- H01P - Waveguidesresonators, lines or other devices of the waveguide type
- H01P 3/12 - Hollow waveguides
Patent holdings for IPC class H01P 3/12
Total number of patents in this class: 1088
10-year publication summary
|
86
|
117
|
113
|
118
|
82
|
105
|
96
|
86
|
58
|
37
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fujikura Ltd. | 3087 |
43 |
| Intel Corporation | 47106 |
39 |
| AT&T Intellectual Property I, L.P. | 9995 |
36 |
| Texas Instruments Incorporated | 19672 |
36 |
| Murata Manufacturing Co., Ltd. | 25744 |
25 |
| Aptiv Technologies AG | 2323 |
24 |
| Ericsson | 22717 |
18 |
| Gapwaves AB | 87 |
16 |
| Rtx Corporation | 10102 |
16 |
| Robert Bosch GmbH | 44160 |
15 |
| NEC Corporation | 37004 |
14 |
| Mitsubishi Electric Corporation | 48018 |
14 |
| Kyocera Corporation | 14359 |
14 |
| Molex, LLC | 2060 |
13 |
| Waymo LLC | 3310 |
13 |
| Huawei Technologies Co., Ltd. | 123385 |
12 |
| Infineon Technologies AG | 8402 |
11 |
| Sony Semiconductor Solutions Corporation | 11577 |
11 |
| Optisys, Inc. | 43 |
11 |
| Samsung Electronics Co., Ltd. | 157719 |
10 |
| Other owners | 697 |