- All sections
- G - Physics
- G21K - Techniques for handling particles or ionising radiation not otherwise provided forirradiation devicesgamma ray or x-ray microscopes
- G21K 5/02 - Irradiation devices having no beam-forming means
Patent holdings for IPC class G21K 5/02
Total number of patents in this class: 226
10-year publication summary
|
21
|
13
|
12
|
19
|
11
|
10
|
11
|
11
|
7
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Gigaphoton Inc. | 1326 |
14 |
| LeChat | 39 |
12 |
| Hamamatsu Photonics K.K. | 4681 |
9 |
| Tetra Laval Holdings & Finance S.A. | 2231 |
9 |
| Riken | 1717 |
6 |
| ASML Netherlands B.V. | 7925 |
5 |
| Avery Dennison Corporation | 1163 |
5 |
| Rigaku Corporation | 497 |
5 |
| The Regents of the University of California | 20745 |
4 |
| Hitachi, Ltd. | 16094 |
4 |
| Shimadzu Corporation | 6340 |
4 |
| Sumitomo Heavy Industries, Ltd. | 2112 |
4 |
| Ushio Denki Kabushiki Kaisha | 1207 |
4 |
| WBC Photonics, Inc. | 136 |
4 |
| HORIBA, Ltd. | 887 |
3 |
| Kyoto University | 2904 |
3 |
| Global Plasma Solutions, Inc. | 75 |
3 |
| Mitsubishi Heavy Industries, Ltd. | 9128 |
2 |
| Varian Semiconductor Equipment Associates, Inc. | 1187 |
2 |
| Microsoft Technology Licensing, LLC | 54466 |
2 |
| Other owners | 122 |