- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 35/12 - Cooling non-rotary anodes
Patent holdings for IPC class H01J 35/12
Total number of patents in this class: 192
10-year publication summary
16
|
11
|
7
|
20
|
23
|
15
|
32
|
11
|
7
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
General Electric Company | 18133 |
11 |
Nuctech Company Limited | 1275 |
10 |
King Fahd University of Petroleum and Minerals | 779 |
7 |
Sigray, Inc. | 68 |
7 |
Varex Imaging Corporation | 294 |
7 |
Canon Electron Tubes & Devices Co., Ltd. | 154 |
7 |
Hamamatsu Photonics K.K. | 4161 |
6 |
Canon Inc. | 36841 |
5 |
Tsinghua University | 5426 |
5 |
Siemens Healthineers AG | 5714 |
5 |
MOXTEK, Inc. | 219 |
4 |
Surescan Corporation | 7 |
4 |
Koninklijke Philips N.V. | 22975 |
3 |
Koninklijke Philips Electronics N.V. | 13133 |
3 |
Massachusetts Institute of Technology | 9795 |
3 |
Excillum AB | 63 |
3 |
Meidensha Corporation | 823 |
3 |
PLANSEE SE | 233 |
3 |
Rapiscan Systems, Inc. | 300 |
3 |
Rigaku Corporation | 379 |
3 |
Other owners | 90 |