- 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 5/30 - Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
Patent holdings for IPC class H03B 5/30
Total number of patents in this class: 335
10-year publication summary
|
17
|
15
|
19
|
25
|
14
|
14
|
12
|
10
|
7
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 19988 |
31 |
| SiTime Corporation | 212 |
26 |
| Analog Devices, Inc. | 3341 |
18 |
| Morgan Stanley Senior Funding, Inc., AS Agent | 1493 |
12 |
| Murata Manufacturing Co., Ltd. | 25506 |
9 |
| Panasonic Corporation | 19680 |
8 |
| Infineon Technologies AG | 8383 |
7 |
| California Institute of Technology | 4011 |
6 |
| Intel Corporation | 46638 |
5 |
| Texas Instruments Incorporated | 19615 |
5 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10993 |
5 |
| Microchip Technology Incorporated | 3190 |
5 |
| Qualcomm Incorporated | 90109 |
4 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 47211 |
4 |
| The United States of America as represented by the Secretary of the Navy | 2831 |
4 |
| Greenray Industries, Inc. | 14 |
4 |
| InvenSense, Inc. | 1205 |
4 |
| National Tsing Hua University | 1246 |
4 |
| SiTime Inc. | 7 |
4 |
| NAING, Thura Lin | 5 |
4 |
| Other owners | 166 |