- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 49/22 - Electrostatic deflection
Patent holdings for IPC class H01J 49/22
Total number of patents in this class: 66
10-year publication summary
|
10
|
9
|
3
|
6
|
8
|
5
|
3
|
0
|
1
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bruker Daltonics GmbH & Co. KG | 440 |
6 |
| Shimadzu Corporation | 5791 |
5 |
| Micromass UK Limited | 1121 |
4 |
| Varian Semiconductor Equipment Associates, Inc. | 1282 |
3 |
| Thermo Finnigan LLC | 625 |
3 |
| Leco Corporation | 200 |
3 |
| PerkinElmer Health Sciences, Inc. | 274 |
3 |
| Agilent Technologies, Inc. | 2744 |
2 |
| Academia Sinica | 888 |
2 |
| Brigham Young University | 580 |
2 |
| JEOL Ltd. | 556 |
2 |
| Regents of the University of Minnesota | 2620 |
2 |
| Meridion, LLC | 3 |
2 |
| TSI Incorporated | 178 |
2 |
| The Regents of the University of California | 18943 |
1 |
| Massachusetts Institute of Technology | 9795 |
1 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
1 |
| Carl Zeiss SMT GmbH | 2646 |
1 |
| Advanced Research Corporation | 8 |
1 |
| Asta Co., Ltd. | 25 |
1 |
| Other owners | 19 |