- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 41/18 - Selection of materials for piezo-electric or electrostrictive elements
Patent holdings for IPC class H01L 41/18
Total number of patents in this class: 1122
10-year publication summary
|
81
|
89
|
99
|
103
|
93
|
63
|
63
|
35
|
1
|
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. | 24713 |
165 |
| FUJIFILM Corporation | 29543 |
93 |
| Panasonic Corporation | 20050 |
39 |
| Canon Inc. | 40352 |
33 |
| Seiko Epson Corporation | 19510 |
32 |
| Akoustis Technologies Corp. | 129 |
20 |
| Tune Holdings Corp. | 121 |
20 |
| Taiyo Yuden Co., Ltd. | 1947 |
18 |
| SABIC Global Technologies B.V. | 4361 |
17 |
| TDK Corporation | 6813 |
15 |
| Konica Minolta, Inc. | 8784 |
15 |
| National Institute of Advanced Industrial Science and Technology | 3798 |
12 |
| Kyocera Corporation | 13909 |
11 |
| Tokyo Institute of Technology | 1365 |
11 |
| Northeastern University | 1197 |
10 |
| Canon Kabushiki Kaisha | 7069 |
10 |
| Intel Corporation | 47143 |
9 |
| Koninklijke Philips N.V. | 24841 |
9 |
| Daishinku Corporation | 242 |
9 |
| Samsung Electronics Co., Ltd. | 147501 |
8 |
| Other owners | 566 |