- All sections
- H - Electricity
- H01P - Waveguidesresonators, lines or other devices of the waveguide type
- H01P 3/123 - Hollow waveguides with a complex or stepped cross-section, e.g. ridged or grooved waveguides
Patent holdings for IPC class H01P 3/123
Total number of patents in this class: 234
10-year publication summary
|
6
|
21
|
22
|
34
|
37
|
20
|
22
|
19
|
18
|
13
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Gapwaves AB | 83 |
15 |
| WGR Co., Ltd. | 25 |
14 |
| Nidec Corporation | 2665 |
13 |
| Mitsubishi Electric Corporation | 46197 |
9 |
| Thales SA | 2345 |
7 |
| Taiyo Yuden Co., Ltd. | 1939 |
7 |
| Optisys, Inc. | 42 |
7 |
| SWISSto12 SA | 90 |
6 |
| Nippon Telegraph and Telephone Corporation | 17362 |
5 |
| WGR Co., Ltd., 8e10 Advanced Science, Technology & Management Research Institute of Kyoto | 11 |
5 |
| Ecole Polytechnique Federale de Lausanne (epfl) | 1540 |
4 |
| Veoneer US, Inc. | 104 |
4 |
| Quaise Energy, Inc. | 18 |
4 |
| NEC Corporation | 35778 |
3 |
| Ericsson | 21804 |
3 |
| Intel Corporation | 47033 |
3 |
| Centre National d'Etudes Spatiales | 406 |
3 |
| Nidec elesys Corporation | 71 |
3 |
| ViaSat, Inc. | 1598 |
3 |
| Acoustic Metamaterials LLC | 20 |
3 |
| Other owners | 113 |