- All sections
- G - Physics
- G21G - Conversion of chemical elementsradioactive sources
- G21G 4/08 - Radioactive sources other than neutron sources characterised by constructional features specially adapted for medical applications
Patent holdings for IPC class G21G 4/08
Total number of patents in this class: 257
10-year publication summary
|
7
|
18
|
21
|
18
|
15
|
16
|
22
|
16
|
24
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Curium US LLC | 159 |
22 |
| Bracco Diagnostics Inc. | 105 |
19 |
| Hitachi, Ltd. | 15531 |
8 |
| Orano Med | 53 |
8 |
| Nihon Medi-physics Co., Ltd. | 179 |
7 |
| AdvanCell Isotopes Pty Limited | 15 |
7 |
| The Regents of the University of California | 20015 |
4 |
| Battelle Memorial Institute | 2491 |
4 |
| GE Healthcare Limited | 665 |
4 |
| Jubilant DraxImage Inc. | 144 |
4 |
| Mallinckrodt Inc. | 167 |
4 |
| Mallinckrodt Nuclear Medicine LLC | 25 |
4 |
| Medi-Physics, Inc. | 93 |
4 |
| Osaka University | 3384 |
4 |
| Pointsource Technologies, LLC | 17 |
4 |
| QSA Global Inc. | 53 |
4 |
| Riken | 1692 |
4 |
| BWXT Isotope Technology Group, Inc. | 66 |
4 |
| Kyoto Medical Technology Co., Ltd | 6 |
4 |
| Kaneka Corporation | 4549 |
3 |
| Other owners | 131 |