- All sections
- H - Electricity
- H03B - Generation of oscillations, directly or by frequency-changing, by circuits employing active elements which operate in a non-switching manner; generation of noise by such circuits
- H03B 5/04 - Modifications of generator to compensate for variations in physical values, e.g. power supply, load, temperature
Patent holdings for IPC class H03B 5/04
Total number of patents in this class: 515
10-year publication summary
|
27
|
39
|
39
|
59
|
58
|
70
|
43
|
54
|
44
|
19
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 18724 |
115 |
| Texas Instruments Incorporated | 19376 |
14 |
| Qualcomm Incorporated | 76576 |
13 |
| Samsung Electronics Co., Ltd. | 131630 |
10 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
10 |
| Huawei Technologies Co., Ltd. | 100781 |
10 |
| Nihon Dempa Kogyo Co., Ltd. | 265 |
9 |
| SiTime Corporation | 181 |
8 |
| Murata Manufacturing Co., Ltd. | 22355 |
7 |
| Integrated Device Technology, Inc. | 736 |
7 |
| Renesas Electronics Corporation | 6305 |
6 |
| Lapis Semiconductor Co., Ltd. | 1004 |
6 |
| Asahi Kasei Microdevices Corporation | 461 |
6 |
| Shenzhen Goodix Technology Co., Ltd. | 2241 |
6 |
| Apple Inc. | 50209 |
5 |
| Micron Technology, Inc. | 24960 |
5 |
| Silicon Laboratories Inc. | 1107 |
5 |
| Daishinku Corporation | 220 |
5 |
| Guangdong Dapu Telecom Technology Co., Ltd. | 18 |
5 |
| Lattice Semiconductor Corporation | 705 |
5 |
| Other owners | 258 |