- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 27/16 - Ion sourcesIon guns using high-frequency excitation, e.g. microwave excitation
Patent holdings for IPC class H01J 27/16
Total number of patents in this class: 93
10-year publication summary
|
7
|
9
|
4
|
5
|
3
|
0
|
2
|
3
|
1
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FEI Company | 958 |
13 |
| Varian Semiconductor Equipment Associates, Inc. | 1231 |
7 |
| Canon Anelva Corporation | 683 |
7 |
| Centre National de La Recherche Scientifique | 10576 |
4 |
| Schlumberger Technology Corporation | 10914 |
3 |
| Ecole Polytechnique | 331 |
3 |
| Nordiko Technical Services Limited | 9 |
3 |
| Shine Technologies, LLC | 143 |
3 |
| Schlumberger Canada Limited | 7373 |
2 |
| Schlumberger Technology B.v. | 5189 |
2 |
| Tokyo Electron Limited | 12994 |
2 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10956 |
2 |
| Adelphi Technology, Inc. | 16 |
2 |
| Astrium GmbH | 42 |
2 |
| Clemson University Research Foundation | 164 |
2 |
| Oregon Physics, LLC | 12 |
2 |
| Services Petroliers Schlumberger | 5835 |
2 |
| The Welding Institute | 30 |
2 |
| ION LAB Co., Ltd. | 2 |
2 |
| E. I. du Pont de Nemours and Company | 3975 |
1 |
| Other owners | 27 |