- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 41/09 - Piezo-electric or electrostrictive elements with electrical input and mechanical output
Patent holdings for IPC class H01L 41/09
Total number of patents in this class: 3035
10-year publication summary
|
335
|
353
|
335
|
265
|
202
|
126
|
44
|
5
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 25744 |
314 |
| Seiko Epson Corporation | 20256 |
199 |
| FUJIFILM Corporation | 30514 |
116 |
| Kyocera Corporation | 14359 |
103 |
| Canon Inc. | 43817 |
96 |
| TDK Corporation | 6858 |
53 |
| Brother Industries, Ltd. | 12831 |
52 |
| Taiyo Yuden Co., Ltd. | 2029 |
52 |
| Panasonic Corporation | 19019 |
44 |
| NGK Insulators, Ltd. | 5236 |
43 |
| Konica Minolta, Inc. | 9119 |
41 |
| Koninklijke Philips N.V. | 25856 |
40 |
| Ricoh Company, Ltd. | 13342 |
37 |
| Physik Instrumente (PI) GmbH & Co. KG | 226 |
37 |
| Robert Bosch GmbH | 44160 |
31 |
| Cilag GmbH International | 6410 |
26 |
| Panasonic Intellectual Property Management Co., Ltd. | 33997 |
25 |
| Microjet Technology Co., Ltd. | 461 |
24 |
| Apple Inc. | 58742 |
23 |
| Olympus Corporation | 12939 |
23 |
| Other owners | 1656 |