- All sections
- H - Electricity
- H03H - Impedance networks, e.g. resonant circuits; resonators
- H03H 9/15 - Constructional features of resonators consisting of piezoelectric or electrostrictive material
Patent holdings for IPC class H03H 9/15
Total number of patents in this class: 402
10-year publication summary
|
21
|
19
|
36
|
35
|
27
|
43
|
33
|
28
|
16
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 22355 |
47 |
| Avago Technologies International Sales Pte. Limited | 9260 |
44 |
| Qorvo US, Inc. | 2018 |
29 |
| SiTime Corporation | 181 |
15 |
| ROFS Microsystem (Tianjin) Co., Ltd | 211 |
15 |
| Taiyo Yuden Co., Ltd. | 1809 |
14 |
| Seiko Epson Corporation | 18724 |
10 |
| Samsung Electronics Co., Ltd. | 131630 |
9 |
| Samsung Electro-mechanics Co., Ltd. | 4798 |
9 |
| Northeastern University | 1056 |
8 |
| Ningbo Semiconductor International Corporation (Shanghai Branch) | 155 |
8 |
| Intel Corporation | 45621 |
7 |
| Texas Instruments Incorporated | 19376 |
6 |
| HRL Laboratories, LLC | 1588 |
6 |
| Smartsens Technology (HK) Co., Limited | 66 |
5 |
| Centre National de La Recherche Scientifique | 9632 |
4 |
| SnapTrack, Inc. | 650 |
4 |
| Universite de Franche-comte | 178 |
4 |
| Kyocera Corporation | 12735 |
3 |
| Analog Devices, Inc. | 3475 |
3 |
| Other owners | 152 |