- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 9/14 - Manufacture of electrodes or electrode systems of non-emitting electrodes
Patent holdings for IPC class H01J 9/14
Total number of patents in this class: 53
10-year publication summary
|
9
|
8
|
4
|
3
|
2
|
5
|
2
|
3
|
1
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Quantinuum LLC | 245 |
4 |
| Tokyo Electron Limited | 12899 |
3 |
| Alpine Quantum Technologies GmbH | 22 |
3 |
| Cymer, LLC | 389 |
2 |
| Wisconsin Alumni Research Foundation | 3883 |
2 |
| Arizona Board of Regents on behalf of Arizona State University | 2663 |
2 |
| PLANSEE SE | 232 |
2 |
| Semiconductor Manufacturing International (Shanghai) Corporation | 1758 |
2 |
| Samsung Electronics Co., Ltd. | 147622 |
1 |
| Koninklijke Philips N.V. | 24865 |
1 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 43400 |
1 |
| Nikon Corporation | 7265 |
1 |
| NTN Corporation | 4973 |
1 |
| Shimadzu Corporation | 6191 |
1 |
| Fujikura Ltd. | 2948 |
1 |
| Boe Technology Group Co., Ltd. | 41547 |
1 |
| Canon Anelva Corporation | 683 |
1 |
| Communications & Power Industries, Inc. | 3 |
1 |
| Daiwa Techno Systems Co., Ltd. | 2 |
1 |
| Elbit Systems of America, LLC | 187 |
1 |
| Other owners | 21 |