- All sections
- H - Electricity
- H01P - Waveguides; resonators, lines or other devices of the waveguide type
- H01P 1/203 - Strip line filters
Patent holdings for IPC class H01P 1/203
Total number of patents in this class: 949
10-year publication summary
|
55
|
62
|
65
|
77
|
73
|
74
|
53
|
60
|
50
|
11
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 22355 |
117 |
| TDK Corporation | 6306 |
31 |
| NEC Corporation | 32703 |
29 |
| International Business Machines Corporation | 60644 |
25 |
| KMW Inc. | 626 |
21 |
| Huawei Technologies Co., Ltd. | 100781 |
19 |
| Raytheon Company | 8535 |
18 |
| Kyocera Corporation | 12735 |
18 |
| Soshin Electric Co., Ltd. | 62 |
17 |
| Fujikura Ltd. | 2777 |
15 |
| X-trip Information Technologies Co., Ltd | 93 |
15 |
| Samsung Electronics Co., Ltd. | 131630 |
12 |
| Fujitsu Limited | 19265 |
12 |
| Toshiba Corporation | 12017 |
11 |
| Telefonaktiebolaget LM Ericsson (publ) | 26435 |
11 |
| Qualcomm Incorporated | 76576 |
10 |
| Mitsubishi Electric Corporation | 43934 |
8 |
| Northrop Grumman Systems Corporation | 2940 |
8 |
| CommScope Italy S.r.l. | 50 |
8 |
| D-Wave Systems Inc. | 412 |
8 |
| Other owners | 536 |