- All sections
- H - Electricity
- H03B - Generation of oscillations, directly or by frequency-changing, by circuits employing active elements which operate in a non-switching mannergeneration 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: 592
10-year publication summary
|
39
|
59
|
58
|
69
|
42
|
53
|
47
|
60
|
39
|
15
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 19988 |
133 |
| Texas Instruments Incorporated | 19615 |
20 |
| Samsung Electronics Co., Ltd. | 153573 |
16 |
| Qualcomm Incorporated | 90109 |
15 |
| Huawei Technologies Co., Ltd. | 119891 |
13 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 47211 |
12 |
| Nihon Dempa Kogyo Co., Ltd. | 256 |
12 |
| SiTime Corporation | 212 |
12 |
| Asahi Kasei Microdevices Corporation | 572 |
8 |
| Apple Inc. | 58049 |
7 |
| Murata Manufacturing Co., Ltd. | 25506 |
7 |
| Silicon Laboratories Inc. | 1168 |
7 |
| Txc Corporation | 34 |
7 |
| Micron Technology, Inc. | 27266 |
6 |
| Renesas Electronics Corporation | 5871 |
6 |
| Microchip Technology Incorporated | 3190 |
6 |
| Shenzhen Goodix Technology Co., Ltd. | 2366 |
6 |
| Infineon Technologies AG | 8383 |
5 |
| Mediatek Inc. | 5388 |
5 |
| Lapis Semiconductor Co., Ltd. | 838 |
5 |
| Other owners | 284 |