- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 49/08 - Electron sources, e.g. for generating photo-electrons, secondary electrons or Auger electrons
Patent holdings for IPC class H01J 49/08
Total number of patents in this class: 52
10-year publication summary
|
1
|
3
|
8
|
8
|
5
|
4
|
2
|
3
|
2
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shimadzu Corporation | 6191 |
5 |
| DH Technologies Development Pte. Ltd. | 1122 |
5 |
| Korea Basic Science Institute | 319 |
4 |
| Thermo Finnigan LLC | 637 |
3 |
| State of Oregon acting by and through the State Board of Higher Education on behalf of Oregon State University | 89 |
3 |
| Agilent Technologies, Inc. | 2637 |
2 |
| FEI Company | 950 |
2 |
| MKS Instruments, Inc. | 646 |
2 |
| Scienta Omicron AB | 20 |
2 |
| Leybold GmbH | 295 |
2 |
| PerkinElmer U.S. LLC | 290 |
2 |
| Sharp Corporation | 10274 |
1 |
| Applied Materials, Inc. | 18861 |
1 |
| Massachusetts Institute of Technology | 10102 |
1 |
| The United States of America as represented by the Secretary of the Navy | 2776 |
1 |
| Wisconsin Alumni Research Foundation | 3888 |
1 |
| Atonarp Inc | 115 |
1 |
| Attolight SA | 6 |
1 |
| Instituto Tecnologico y de Estudios Superiores de Monterrey | 126 |
1 |
| KLA-Tencor Corporation | 2544 |
1 |
| Other owners | 11 |