- All sections
- H - Electricity
- H10N - Electric solid-state devices not otherwise provided for
- H10N 30/20 - Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators
Patent holdings for IPC class H10N 30/20
Total number of patents in this class: 566
10-year publication summary
|
0
|
2
|
1
|
11
|
46
|
73
|
74
|
173
|
154
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 23743 |
44 |
| Seiko Epson Corporation | 19005 |
38 |
| LG Display Co., Ltd. | 12908 |
21 |
| FUJIFILM Corporation | 28829 |
21 |
| STMicroelectronics S.r.l. | 3658 |
14 |
| eXo Imaging, Inc. | 212 |
13 |
| Frore Systems Inc. | 95 |
13 |
| Taiyo Yuden Co., Ltd. | 1889 |
10 |
| Shenzhen Shokz Co., Ltd. | 941 |
9 |
| Canon Inc. | 38240 |
8 |
| Brother Industries, Ltd. | 12919 |
8 |
| Panasonic Intellectual Property Management Co., Ltd. | 29800 |
8 |
| Boe Technology Group Co., Ltd. | 38978 |
8 |
| TDK Electronics AG | 897 |
8 |
| Apple Inc. | 52845 |
6 |
| Kyocera Corporation | 13358 |
6 |
| Rohm Co., Ltd. | 6360 |
6 |
| Ricoh Company, Ltd. | 13222 |
5 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 40644 |
5 |
| TDK Corporation | 6543 |
5 |
| Other owners | 310 |