- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 41/39 - Inorganic materials
Patent holdings for IPC class H01L 41/39
Total number of patents in this class: 164
10-year publication summary
|
14
|
9
|
9
|
5
|
5
|
11
|
2
|
0
|
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. | 25776 |
15 |
| Panasonic Corporation | 18951 |
11 |
| FUJIFILM Corporation | 30543 |
8 |
| Taiyo Yuden Co., Ltd. | 2033 |
7 |
| NGK Insulators, Ltd. | 5241 |
6 |
| Seiko Epson Corporation | 20288 |
5 |
| Kyocera Corporation | 14404 |
5 |
| National Institute for Materials Science | 1085 |
4 |
| Tohoku University | 2989 |
4 |
| Denso Corporation | 25607 |
3 |
| Konica Minolta Holdings, Inc. | 786 |
3 |
| NGK Spark Plug Co., Ltd. | 873 |
3 |
| Youtec Co., Ltd. | 42 |
3 |
| Canon Kabushiki Kaisha | 7351 |
3 |
| Akoustis Technologies Corp. | 138 |
3 |
| Tune Holdings Corp. | 119 |
3 |
| Siemens AG | 24011 |
2 |
| Xerox Corporation | 4388 |
2 |
| International Business Machines Corporation | 62672 |
2 |
| Intel Corporation | 47100 |
2 |
| Other owners | 70 |