- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 41/27 - Manufacturing multilayered piezo-electric or electrostrictive devices or parts thereof, e.g. by stacking piezo-electric bodies and electrodes
Patent holdings for IPC class H01L 41/27
Total number of patents in this class: 268
10-year publication summary
|
27
|
36
|
36
|
24
|
27
|
22
|
21
|
9
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 23827 |
17 |
| Seiko Epson Corporation | 19030 |
14 |
| Kyocera Corporation | 13409 |
7 |
| Boe Technology Group Co., Ltd. | 39133 |
6 |
| Canon Inc. | 38375 |
5 |
| Intel Corporation | 46189 |
5 |
| Sumitomo Chemical Company, Limited | 9008 |
5 |
| Samsung Medison Co., Ltd. | 634 |
5 |
| SnapTrack, Inc. | 603 |
5 |
| Qualcomm Incorporated | 82379 |
4 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 40787 |
4 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10702 |
4 |
| The Regents of the University of California | 19590 |
3 |
| Robert Bosch GmbH | 41874 |
3 |
| Applied Materials, Inc. | 17853 |
3 |
| SAE Magnetics (H.K.) Ltd. | 333 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 29944 |
3 |
| EMPA Eidgenössische Materialprüfungs-und Forschungsanstalt | 185 |
3 |
| Hochschule Ostwestfalen-Lippe | 16 |
3 |
| Parker-Hannifin Corporation | 1024 |
3 |
| Other owners | 163 |