- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 41/332 - Shaping or machining of piezo-electric or electrostrictive bodies by etching, e.g. lithography
Patent holdings for IPC class H01L 41/332
Total number of patents in this class: 267
10-year publication summary
|
36
|
48
|
40
|
30
|
22
|
11
|
1
|
0
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 20017 |
24 |
| Murata Manufacturing Co., Ltd. | 25552 |
21 |
| Sumitomo Chemical Company, Limited | 9055 |
15 |
| Konica Minolta, Inc. | 9032 |
9 |
| Rohm Co., Ltd. | 6757 |
7 |
| The Regents of the University of California | 20556 |
6 |
| STMicroelectronics S.r.l. | 3403 |
6 |
| Kyocera Corporation | 14259 |
5 |
| Qualcomm Incorporated | 90374 |
4 |
| Intel Corporation | 46681 |
4 |
| FUJIFILM Corporation | 30277 |
4 |
| Texas Instruments Incorporated | 19638 |
4 |
| Ricoh Company, Ltd. | 13299 |
4 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11013 |
4 |
| Soitec | 1063 |
4 |
| Kyocera Sld Laser, Inc. | 302 |
4 |
| Akoustis Technologies Corp. | 130 |
4 |
| Tune Holdings Corp. | 119 |
4 |
| Denso Corporation | 25232 |
3 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 47419 |
3 |
| Other owners | 128 |