- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 49/38 - Omegatrons
Patent holdings for IPC class H01J 49/38
Total number of patents in this class: 70
10-year publication summary
|
8
|
8
|
3
|
7
|
4
|
4
|
1
|
5
|
2
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Thermo Fisher Scientific (Bremen) GmbH | 618 |
15 |
| DH Technologies Development Pte. Ltd. | 1161 |
9 |
| Bruker Daltonics GmbH & Co. KG | 452 |
5 |
| Thermo Finnigan LLC | 641 |
4 |
| Shimadzu Corporation | 6311 |
4 |
| Saudi Arabian Oil Company | 13969 |
4 |
| Carl Zeiss SMT GmbH | 3261 |
2 |
| Ecole Polytechnique Federale de Lausanne (epfl) | 1598 |
2 |
| University of Louisville Research Foundation, Inc. | 731 |
2 |
| ExxonMobil Research And Engineering Company | 2455 |
1 |
| Mars, Incorporated | 2888 |
1 |
| Aramco Services Company | 4164 |
1 |
| Bruker Daltonics, Inc. | 19 |
1 |
| Bruker Daltonik GmbH | 30 |
1 |
| Fom Institute for Atomic and Moleculair Physics | 5 |
1 |
| Micromass UK Limited | 1124 |
1 |
| NPL Management Limited | 79 |
1 |
| Ohio State Innovation Foundation | 2338 |
1 |
| Petroleo Brasileiro S.A. - Petrobras | 949 |
1 |
| Shan Jiang | 12 |
1 |
| Other owners | 12 |