- 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 5/36 - Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device
Patent holdings for IPC class H03B 5/36
Total number of patents in this class: 559
10-year publication summary
|
62
|
53
|
56
|
54
|
26
|
40
|
31
|
39
|
26
|
17
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 20365 |
129 |
| Texas Instruments Incorporated | 19639 |
22 |
| Qualcomm Incorporated | 93006 |
21 |
| Microchip Technology Incorporated | 3353 |
15 |
| Nihon Dempa Kogyo Co., Ltd. | 255 |
14 |
| Silicon Laboratories Inc. | 1183 |
13 |
| Realtek Semiconductor Corp. | 3518 |
12 |
| Nordic Semiconductor ASA | 644 |
12 |
| Mediatek Inc. | 5416 |
11 |
| Shenzhen Goodix Technology Co., Ltd. | 2400 |
10 |
| Intel Corporation | 47162 |
9 |
| Murata Manufacturing Co., Ltd. | 25847 |
9 |
| NPX B.V. | 2835 |
9 |
| SiTime Corporation | 352 |
9 |
| Renesas Electronics Corporation | 5863 |
8 |
| Samsung Electronics Co., Ltd. | 158605 |
6 |
| Asahi Kasei Microdevices Corporation | 603 |
6 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 48629 |
4 |
| Rohm Co., Ltd. | 6885 |
4 |
| Semiconductor Components Industries, L.L.C. | 5255 |
4 |
| Other owners | 232 |