- 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: 24
10-year publication summary
|
2
|
2
|
1
|
1
|
1
|
0
|
3
|
0
|
2
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rigaku Corporation | 426 |
4 |
| General Electric Company | 13823 |
3 |
| NCX Corporation | 37 |
3 |
| Koninklijke Philips Electronics N.V. | 10060 |
2 |
| Hamamatsu Photonics K.K. | 4382 |
2 |
| Philips Intellectual Property & Standards GmbH | 1989 |
2 |
| GE Precision Healthcare LLC | 5413 |
2 |
| ALIS Corporation | 35 |
1 |
| Kratos Analytical Limited | 40 |
1 |
| Multi-Dimensional Imaging, Inc. | 6 |
1 |
| National Institute for Materials Science | 1109 |
1 |
| ULVAC-PHI, Inc. | 10 |
1 |
| Oxford Diffraction Ltd | 1 |
1 |
| Other owners | 0 |