- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 49/36 - Radio frequency spectrometers, e.g. Bennett-type spectrometers Redhead-type spectrometers
Patent holdings for IPC class H01J 49/36
Total number of patents in this class: 134
10-year publication summary
|
9
|
6
|
12
|
7
|
5
|
8
|
14
|
3
|
7
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Micromass UK Limited | 1119 |
20 |
| Shimadzu Corporation | 6163 |
14 |
| DH Technologies Development Pte. Ltd. | 1100 |
13 |
| Thermo Finnigan LLC | 637 |
10 |
| Bruker Daltonics GmbH & Co. KG | 444 |
9 |
| Thermo Fisher Scientific (Bremen) GmbH | 582 |
8 |
| Trace Matters Scientific LLC | 14 |
5 |
| Purdue Research Foundation | 3593 |
3 |
| PerkinElmer Health Sciences Canada, Inc. | 43 |
3 |
| The Trustees of Indiana University | 733 |
3 |
| Applied Materials, Inc. | 18565 |
2 |
| Academia Sinica | 937 |
2 |
| Bruker Daltonics, Inc. | 20 |
2 |
| Office Tandem L.L.C. | 2 |
2 |
| The Rockefeller University | 568 |
2 |
| Waters Technologies Corporation | 1694 |
2 |
| Bruker Daltonik GmbH | 20 |
2 |
| Bruker Switzerland AG | 155 |
2 |
| Samsung Electronics Co., Ltd. | 145630 |
1 |
| Tokyo Electron Limited | 12681 |
1 |
| Other owners | 28 |