- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 29/62 - Electrostatic lenses
Patent holdings for IPC class H01J 29/62
Total number of patents in this class: 21
10-year publication summary
|
3
|
0
|
3
|
3
|
1
|
1
|
2
|
3
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Massachusetts Institute of Technology | 9795 |
3 |
| Electronics and Telecommunications Research Institute | 8830 |
2 |
| Hamamatsu Photonics K.K. | 4161 |
2 |
| Ketek GmbH | 14 |
2 |
| Elve Inc. | 13 |
2 |
| National Institute of Advanced Industrial Science and Technology | 3677 |
1 |
| Excillum AB | 63 |
1 |
| Korea Research Institute of Standards and Science | 639 |
1 |
| Life Technology Research Institute, Inc. | 6 |
1 |
| New Japan Radio Co., Ltd. | 94 |
1 |
| Shenzhen University | 1544 |
1 |
| Varex Imaging Corporation | 294 |
1 |
| Canon Kabushiki Kaisha | 6884 |
1 |
| Canon Electron Tubes & Devices Co., Ltd. | 154 |
1 |
| Nano-x Imaging Ltd | 13 |
1 |
| Other owners | 0 |