- All sections
- H - Electricity
- H01P - Waveguidesresonators, lines or other devices of the waveguide type
- H01P 1/30 - Auxiliary devices for compensation of, or protection against, temperature or moisture effects
Patent holdings for IPC class H01P 1/30
Total number of patents in this class: 160
10-year publication summary
|
7
|
14
|
14
|
21
|
27
|
17
|
10
|
18
|
6
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| International Business Machines Corporation | 61257 |
20 |
| Murata Manufacturing Co., Ltd. | 24542 |
7 |
| Thales SA | 2338 |
7 |
| Telefonaktiebolaget LM Ericsson (publ) | 27967 |
5 |
| Denso Corporation | 24316 |
4 |
| NEC Corporation | 35687 |
3 |
| Fujikura Ltd. | 2938 |
3 |
| Andrew Wireless Systems GmbH | 166 |
3 |
| IBM United Kingdom Limited | 4345 |
3 |
| Tesat-Spacecom GmbH & Co. KG | 75 |
3 |
| TTM Technologies, Inc. | 70 |
3 |
| AT&T Intellectual Property I, L.P. | 9515 |
2 |
| Toshiba Corporation | 12345 |
2 |
| Hitachi Kokusai Electric Inc. | 878 |
2 |
| Electronics and Telecommunications Research Institute | 9394 |
2 |
| Mitsubishi Electric Corporation | 46127 |
2 |
| Huawei Technologies Co., Ltd. | 112690 |
2 |
| Raytheon Company | 8386 |
2 |
| Kyocera Corporation | 13831 |
2 |
| Nihon Dengyo Kosaku Co., Ltd. | 69 |
2 |
| Other owners | 81 |