- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 25/02 - Tubes with electron stream modulated in velocity or density in a modulator zone and thereafter giving-up energy in an inducing zone, the zones being associated with one or more resonators
Patent holdings for IPC class H01J 25/02
Total number of patents in this class: 28
10-year publication summary
|
2
|
1
|
3
|
1
|
2
|
0
|
2
|
1
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
3 |
| BAE Systems Bofors AB | 187 |
3 |
| Totalforsvarets Forskningsinstitut | 35 |
2 |
| Applied Materials, Inc. | 16587 |
1 |
| Raytheon Company | 8535 |
1 |
| Wisconsin Alumni Research Foundation | 3774 |
1 |
| Thales SA | 2318 |
1 |
| Ariel-University Research and Development Company Ltd. | 72 |
1 |
| Bridge12 Technologies, Inc. | 1 |
1 |
| Calabazas Creek Research, Inc. | 12 |
1 |
| Ecole Nationale Superieure de Techniques Avancees | 32 |
1 |
| Ecole Polytechnique | 308 |
1 |
| Elwha LLC | 442 |
1 |
| Karlsruher Institut fur Technologie | 364 |
1 |
| Max-Planck-Gesellschaft zur Forderung der Wissenschaften e.V. | 1657 |
1 |
| NEC Network and Sensor Systems, Ltd. | 49 |
1 |
| Omega P, Inc. | 5 |
1 |
| University of Lancaster | 48 |
1 |
| L3 Technologies, Inc. | 425 |
1 |
| Consorzio di Ricerca Hypatia | 3 |
1 |
| Other owners | 3 |