- 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: 562
10-year publication summary
|
39
|
39
|
59
|
58
|
70
|
43
|
54
|
48
|
60
|
22
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 19281 |
129 |
| Texas Instruments Incorporated | 19482 |
17 |
| Qualcomm Incorporated | 84634 |
15 |
| Samsung Electronics Co., Ltd. | 144426 |
14 |
| Huawei Technologies Co., Ltd. | 111237 |
12 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 42222 |
11 |
| SiTime Corporation | 197 |
10 |
| Nihon Dempa Kogyo Co., Ltd. | 253 |
9 |
| Murata Manufacturing Co., Ltd. | 24369 |
7 |
| Silicon Laboratories Inc. | 1134 |
7 |
| Asahi Kasei Microdevices Corporation | 530 |
7 |
| Apple Inc. | 54527 |
6 |
| Renesas Electronics Corporation | 6054 |
6 |
| Microchip Technology Incorporated | 2846 |
6 |
| Shenzhen Goodix Technology Co., Ltd. | 2293 |
6 |
| Micron Technology, Inc. | 26214 |
5 |
| Mediatek Inc. | 5058 |
5 |
| Lapis Semiconductor Co., Ltd. | 896 |
5 |
| Daishinku Corporation | 241 |
5 |
| Guangdong Dapu Telecom Technology Co., Ltd. | 18 |
5 |
| Other owners | 275 |