- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 29/56 - Arrangements for controlling cross-section of ray or beam; Arrangements for correcting aberration of beam, e.g. due to lenses
Patent holdings for IPC class H01J 29/56
Total number of patents in this class: 14
10-year publication summary
|
1
|
3
|
4
|
0
|
2
|
0
|
1
|
1
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| IMG Altair LLC | 4 |
2 |
| Thomson Licensing | 4027 |
1 |
| Massachusetts Institute of Technology | 9795 |
1 |
| ASML Netherlands B.V. | 6816 |
1 |
| Advantest Corporation | 1939 |
1 |
| Altair Technologies, Inc. | 2 |
1 |
| Intelligent Virus Imaging Inc. | 39 |
1 |
| IXYS Intl Limited | 67 |
1 |
| Varian Medical Systems, Inc. | 850 |
1 |
| Ariel Scientific Innovations Ltd | 164 |
1 |
| Hermes Microvision Incorporated B.V. | 129 |
1 |
| Guilin THD Technology Co., Ltd | 4 |
1 |
| Infovion Co., Ltd. | 4 |
1 |
| Other owners | 0 |