- 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 |