- All sections
- H - Electricity
- H03F - Amplifiers
- H03F 3/60 - Amplifiers in which coupling networks have distributed constants, e.g. with waveguide resonators
Patent holdings for IPC class H03F 3/60
Total number of patents in this class: 972
10-year publication summary
|
104
|
72
|
89
|
82
|
61
|
61
|
61
|
56
|
42
|
45
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 46814 |
53 |
| Telefonaktiebolaget LM Ericsson (publ) | 28484 |
48 |
| Murata Manufacturing Co., Ltd. | 24950 |
45 |
| Qorvo US, Inc. | 2283 |
45 |
| Skyworks Solutions, Inc. | 3796 |
43 |
| Ericsson | 21972 |
41 |
| NXP USA, Inc. | 4341 |
39 |
| MACOM Technology Solutions Holdings, Inc. | 833 |
30 |
| NEC Corporation | 36267 |
28 |
| Sumitomo Electric Industries, Ltd. | 15732 |
26 |
| Huawei Technologies Co., Ltd. | 115366 |
25 |
| Samsung Electronics Co., Ltd. | 148765 |
21 |
| Qualcomm Incorporated | 87362 |
21 |
| Nippon Telegraph and Telephone Corporation | 16683 |
19 |
| Toshiba Corporation | 12534 |
13 |
| Fujitsu Limited | 17675 |
13 |
| ROHDE & Schwarz GmbH & Co. KG | 1969 |
11 |
| Ampleon Netherlands B.V. | 108 |
10 |
| Raytheon Company | 8391 |
9 |
| Psemi Corporation | 1045 |
9 |
| Other owners | 423 |