- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 43/04 - Electron multipliers
Patent holdings for IPC class H01J 43/04
Total number of patents in this class: 80
10-year publication summary
9
|
3
|
4
|
2
|
9
|
2
|
4
|
0
|
0
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Hamamatsu Photonics K.K. | 4161 |
19 |
Adaptas Solutions Pty Ltd | 34 |
7 |
Schlumberger Technology Corporation | 9690 |
4 |
Thermo Finnigan LLC | 625 |
4 |
Elbit Systems of America, LLC | 194 |
3 |
Photonis France | 53 |
3 |
ETP ION Detect Pty Ltd | 8 |
3 |
Arradiance, LLC | 14 |
2 |
Schlumberger Canada Limited | 6913 |
1 |
Schlumberger Technology B.v. | 4951 |
1 |
Schlumberger Holdings Limited | 2947 |
1 |
Centre National de La Recherche Scientifique | 9632 |
1 |
California Institute of Technology | 3884 |
1 |
The Johns Hopkins University | 5377 |
1 |
Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
1 |
Beijing Yuande Bio-Medical Engineering Co., Ltd. | 10 |
1 |
Brookhaven Science Associates, LLC | 199 |
1 |
Canon Anelva Corporation | 676 |
1 |
Carl Zeiss Microscopy GmbH | 1146 |
1 |
ETP Electron Multipliers Pty Ltd | 5 |
1 |
Other owners | 23 |