- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 37/301 - Arrangements enabling beams to pass between regions of different pressure
Patent holdings for IPC class H01J 37/301
Total number of patents in this class: 29
10-year publication summary
|
1
|
0
|
1
|
4
|
2
|
0
|
1
|
1
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Thermo Fisher Scientific (Bremen) GmbH | 562 |
4 |
| Purdue Research Foundation | 3480 |
2 |
| Arcam AB | 203 |
2 |
| FEI Company | 898 |
2 |
| Samsung Display Co., Ltd. | 32942 |
1 |
| Applied Materials, Inc. | 17808 |
1 |
| ASML Netherlands B.V. | 7190 |
1 |
| AGC Glass Europe | 1107 |
1 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10700 |
1 |
| AGC Flat Glass North America, Inc. | 199 |
1 |
| ICT Integrated Circuit Testing Gesellschaft für Halbleiterprüftechnik mbH | 153 |
1 |
| Micromass UK Limited | 1120 |
1 |
| SAES Getters S.p.A. | 330 |
1 |
| Sheffield Hallam University | 51 |
1 |
| Technische Universiteit Delft | 697 |
1 |
| Aurora Labs Limited | 18 |
1 |
| Consorzio di Ricerca Hypatia | 3 |
1 |
| Agc, Inc. | 4499 |
1 |
| AGC Vidros do Brasil Ltda. | 149 |
1 |
| Advanced Electron Beams, Inc. | 4 |
1 |
| Other owners | 3 |