- 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: 260
10-year publication summary
|
27
|
36
|
36
|
24
|
26
|
21
|
18
|
8
|
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. | 24575 |
17 |
| Seiko Epson Corporation | 19371 |
13 |
| Kyocera Corporation | 13846 |
7 |
| Canon Inc. | 40015 |
5 |
| Intel Corporation | 47013 |
5 |
| Sumitomo Chemical Company, Limited | 9049 |
5 |
| Samsung Medison Co., Ltd. | 657 |
5 |
| SnapTrack, Inc. | 580 |
5 |
| Qualcomm Incorporated | 85550 |
4 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 42863 |
4 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10917 |
4 |
| Boe Technology Group Co., Ltd. | 41267 |
4 |
| The Regents of the University of California | 19943 |
3 |
| Robert Bosch GmbH | 42677 |
3 |
| Applied Materials, Inc. | 18706 |
3 |
| SAE Magnetics (H.K.) Ltd. | 328 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 31515 |
3 |
| EMPA Eidgenössische Materialprüfungs-und Forschungsanstalt | 188 |
3 |
| Hochschule Ostwestfalen-Lippe | 16 |
3 |
| Parker-Hannifin Corporation | 1035 |
3 |
| Other owners | 158 |