- 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: 161
10-year publication summary
|
13
|
14
|
21
|
26
|
17
|
10
|
17
|
6
|
6
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| International Business Machines Corporation | 62220 |
21 |
| Murata Manufacturing Co., Ltd. | 25514 |
7 |
| Thales SA | 2354 |
6 |
| Telefonaktiebolaget LM Ericsson (publ) | 28616 |
5 |
| Denso Corporation | 25183 |
4 |
| NEC Corporation | 36616 |
3 |
| Fujikura Ltd. | 3040 |
3 |
| Andrew Wireless Systems GmbH | 166 |
3 |
| IBM United Kingdom Limited | 4107 |
3 |
| Tesat-Spacecom GmbH & Co. KG | 75 |
3 |
| TTM Technologies, Inc. | 75 |
3 |
| AT&T Intellectual Property I, L.P. | 9836 |
2 |
| Toshiba Corporation | 12691 |
2 |
| Hitachi Kokusai Electric Inc. | 841 |
2 |
| Electronics and Telecommunications Research Institute | 9509 |
2 |
| Mitsubishi Electric Corporation | 47602 |
2 |
| Huawei Technologies Co., Ltd. | 120098 |
2 |
| Raytheon Company | 8466 |
2 |
| Nihon Dengyo Kosaku Co., Ltd. | 69 |
2 |
| PPC Broadband, Inc. | 1113 |
2 |
| Other owners | 82 |