- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 23/18 - Resonators
Patent holdings for IPC class H01J 23/18
Total number of patents in this class: 9
10-year publication summary
|
0
|
1
|
0
|
0
|
1
|
2
|
2
|
2
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Applied Materials, Inc. | 16587 |
2 |
| Arizona Board of Regents on behalf of Arizona State University | 2226 |
2 |
| Toyota Motor Corporation | 28582 |
1 |
| Panasonic Corporation | 20786 |
1 |
| Guangdong University of Technology | 466 |
1 |
| Johann Wolfgang Goethe-Universität Frankfurt am Main | 154 |
1 |
| Virgin Islands Microsystems, Inc. | 51 |
1 |
| Other owners | 0 |