- 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: 569
10-year publication summary
|
37
|
39
|
59
|
58
|
69
|
42
|
53
|
47
|
60
|
29
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 19510 |
132 |
| Texas Instruments Incorporated | 19455 |
17 |
| Qualcomm Incorporated | 86346 |
15 |
| Samsung Electronics Co., Ltd. | 147501 |
14 |
| Huawei Technologies Co., Ltd. | 113689 |
12 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 43258 |
11 |
| SiTime Corporation | 203 |
10 |
| Nihon Dempa Kogyo Co., Ltd. | 251 |
9 |
| Apple Inc. | 55387 |
7 |
| Murata Manufacturing Co., Ltd. | 24713 |
7 |
| Silicon Laboratories Inc. | 1133 |
7 |
| Asahi Kasei Microdevices Corporation | 541 |
7 |
| Renesas Electronics Corporation | 5987 |
6 |
| Microchip Technology Incorporated | 2901 |
6 |
| Shenzhen Goodix Technology Co., Ltd. | 2313 |
6 |
| Intel Corporation | 47143 |
5 |
| Micron Technology, Inc. | 26183 |
5 |
| Mediatek Inc. | 5156 |
5 |
| Lapis Semiconductor Co., Ltd. | 876 |
5 |
| Daishinku Corporation | 242 |
5 |
| Other owners | 278 |