- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 35/28 - Tubes wherein the point of impact of the cathode ray on the anode or anticathode is movable relative to the surface thereof by vibration, oscillation, reciprocation, or swash-plate motion of the anode or anticathode
Patent holdings for IPC class H01J 35/28
Total number of patents in this class: 23
10-year publication summary
1
|
2
|
2
|
1
|
1
|
1
|
0
|
3
|
0
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
General Electric Company | 18133 |
5 |
Rigaku Corporation | 379 |
4 |
Koninklijke Philips Electronics N.V. | 13133 |
2 |
Hamamatsu Photonics K.K. | 4161 |
2 |
Philips Intellectual Property & Standards GmbH | 2395 |
2 |
NCX Corporation | 33 |
2 |
ALIS Corporation | 36 |
1 |
Kratos Analytical Limited | 39 |
1 |
Multi-Dimensional Imaging, Inc. | 6 |
1 |
National Institute for Materials Science | 1108 |
1 |
ULVAC-PHI, Inc. | 10 |
1 |
Oxford Diffraction Ltd | 1 |
1 |
Other owners | 0 |