- All sections
- H - Electricity
- H01P - Waveguidesresonators, 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: 992
10-year publication summary
|
65
|
77
|
73
|
74
|
53
|
68
|
63
|
46
|
31
|
21
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 25744 |
127 |
| TDK Corporation | 6858 |
29 |
| NEC Corporation | 37004 |
28 |
| International Business Machines Corporation | 62634 |
27 |
| KMW Inc. | 768 |
27 |
| Huawei Technologies Co., Ltd. | 123385 |
25 |
| Kyocera Corporation | 14359 |
19 |
| Soshin Electric Co., Ltd. | 54 |
17 |
| Fujikura Ltd. | 3087 |
16 |
| X-trip Information Technologies Co., Ltd | 93 |
15 |
| Raytheon Company | 8448 |
14 |
| Telefonaktiebolaget LM Ericsson (publ) | 28758 |
14 |
| Qualcomm Incorporated | 92196 |
13 |
| Samsung Electronics Co., Ltd. | 157719 |
11 |
| Toshiba Corporation | 12560 |
10 |
| Mitsubishi Electric Corporation | 48018 |
9 |
| Northrop Grumman Systems Corporation | 2921 |
9 |
| CommScope Italy S.r.l. | 57 |
9 |
| D-Wave Systems Inc. | 396 |
8 |
| Canon Inc. | 43817 |
7 |
| Other owners | 558 |