- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 31/49 - Pick-up tubes adapted for an input of electromagnetic radiation other than visible light and having an electric output, e.g. for an input of X-rays, for an input of infrared radiation
Patent holdings for IPC class H01J 31/49
Total number of patents in this class: 59
10-year publication summary
|
4
|
2
|
4
|
1
|
1
|
0
|
1
|
0
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30016 |
5 |
| GE Medical Systems Global Technology Company, LLC | 226 |
4 |
| GE Precision Healthcare LLC | 5602 |
4 |
| Canon Inc. | 41645 |
3 |
| Pioneer Corporation | 4039 |
3 |
| Hamamatsu Photonics K.K. | 4564 |
3 |
| Photonis France | 56 |
3 |
| Panasonic Corporation | 19882 |
2 |
| Shimadzu Corporation | 6276 |
2 |
| Elbit Systems of America, LLC | 178 |
2 |
| Photonis Netherlands B.V. | 30 |
2 |
| L3Harris Technologies, Inc. | 323 |
2 |
| Photonics West, LLC | 21 |
2 |
| Samsung Display Co., Ltd. | 37201 |
1 |
| Konica Minolta, Inc. | 8963 |
1 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10976 |
1 |
| Carrier Corporation | 3977 |
1 |
| Carestream Health, Inc. | 670 |
1 |
| Cern - European Organization for Nuclear Research | 55 |
1 |
| Densmart Dental Co., Ltd. | 7 |
1 |
| Other owners | 15 |