- 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: 968
10-year publication summary
|
104
|
72
|
89
|
82
|
61
|
61
|
61
|
56
|
42
|
37
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 46449 |
52 |
| Telefonaktiebolaget LM Ericsson (publ) | 28236 |
47 |
| Qorvo US, Inc. | 2245 |
45 |
| Skyworks Solutions, Inc. | 3756 |
43 |
| Murata Manufacturing Co., Ltd. | 24741 |
42 |
| Ericsson | 21902 |
41 |
| NXP USA, Inc. | 4310 |
37 |
| MACOM Technology Solutions Holdings, Inc. | 822 |
30 |
| NEC Corporation | 36003 |
29 |
| Sumitomo Electric Industries, Ltd. | 15609 |
26 |
| Huawei Technologies Co., Ltd. | 113853 |
25 |
| Samsung Electronics Co., Ltd. | 147622 |
21 |
| Qualcomm Incorporated | 86553 |
21 |
| Nippon Telegraph and Telephone Corporation | 17381 |
19 |
| Toshiba Corporation | 12502 |
13 |
| Fujitsu Limited | 18388 |
13 |
| ROHDE & Schwarz GmbH & Co. KG | 1954 |
11 |
| Ampleon Netherlands B.V. | 108 |
10 |
| Raytheon Company | 8394 |
9 |
| Psemi Corporation | 1030 |
9 |
| Other owners | 425 |